here is something i found, and NOW I CANT WAIT EVEN MORE !!!
System-Wide
Overall:
- It's faster
- Improved WiFi and 3G Signal
(Noticed by kilohercas)
- Multiple reports of battery lasting longer than with Eclair 2.1.
(See Bouncer5's topic for more info)
- No more accidental screen activation by proximity sensor while talking with bluetooth.
(Found by jordanxp)
- Android Cloud to Device Messaging support, Eg. ChromeToPhone to send links, maps directly to phone from chrome/firefox browser
(Found by psycop)
- Search function will now also search in Android Market
(Found by bridgstfer)
- Speaker volume increased
(Reported by rikbrouwer)
Startup/Shutdown:
- Startup sound is reduced in volume
(Found by iKarampa)
- Now vibrates on shutdown
(Found by Domsdey)
- Shutdown time is reduced a lot
(Found by psycho.ro)
Interface
- Screen can now also be rotated to the right!
(Found by martintzvetomirov)
- New Task Switcher when holding Home button. Displays 8 apps instead of 6.
(Found by steve228uk)
- Helicopter View now has bigger thumbnails
(Found by th3)
Apps:
- Launcher has been renamed from All Programs to All Apps
(Found by steve228uk)
- HTC Share App
- News & Weather
- Videos
- Voice Search
- WiFi Hotspot
- Torchlight
- Search (Google)
- Pictures renamed to Gallery
- Twitter has been renamed to 'Twitter For HTC Sync'
(Found by Havner)
Widgets:
- Calculator Widget
(Found by jaymit)
- FM Radio Widget
(Found by martintzvetomirov)
- Market Widget
(Found by jaymit)
- News & Weather Widget
(Found by Havner)
- All icons in Widget > Settings are new + 3 new widgets (Profile, Ringtone & Hotspot)
(Found by Bouncer5)
- When going to Shortcut > Bookmark, you know get a bookmark thumbnail
(Found by steve228uk)
- Bug: SMS Widget; When last message deleted from last thread, then widget balloon disappears, leaving only buttons for compose and list.
(Found by darkduck)
- Missing: Black HTC Search Widget
(Found by MD1500)
Settings:
- Wireless Networks contains settings for WiFi Hotspot
- New menu for Screen settings.
- New menu for Speech settings.
- App screen is split up in 4 tabs: Downloaded | Only actived | All apps | On SD-Card
- New sound setting that allows lock/unlock sounds.
(Found by loizoskounios)
- new volume settings that lets you independently change Ringtone, Media, Alarm and if seperate, Notification volume.
(Found by aindow)
- Missing: Privacy menu, including the option for backup to SD card.
(Found by gush)
Dialer Related:
- Notification bar shows image of the person currently calling.
(Found by beckett1)
- Dialer has new Android robot, kinda 3D looking one now.
- The slide bar for accepting a call now has a thin red and green line.
(Found by loizoskounios)
- New WiFi information availble in the *#*#4636#*#* menu.
(Found by 3722)
- HTC Super Caller ID shows users Facebook status
(Found by chichoko)
Lockscreen:
- It's no longer possible to unlock the slide-down screen by pressing menu.
(Found by kevano22)
- The screen unclock sequence can be set to engage after some minutes, or immediatly.
(Better formulated by elek_it)
- Can now be a pattern lock, PIN lock or an alphanumeric password
- The lock pattern has grey middle buttons instead of black.
- Instead of just the time of the next alarm time. It also shows which day.
- Option to play a sound when locking/unlocking
(Found by psycho.ro)
Keyboard:
- Keyboard now allows for Chinese input
- Keyboard now allows for quick language change.
- User dictionary no longer jumps to top when editing a word
(Found by jaymit)
- Seperate screen for deleting user dictionary words, allowing for batch deleting.
- Bug: If keyboard is set to Russian (Pусский

, pressing spacebar will output an exclamation mark "!" instead of a space
(Found by monsterfly) (Not bugged when in Landscape mode! - yordaniy)
- Bug: If keyboard is set to Russian (Pусский

, pressing enter will output an "э" instead of a new line
(Found by Eugene120) (Not bugged when in Landscape mode! - yordaniy)
App-Specific
Browser:
- Adobe Flash 10.1 support is built in (make sure plugins are allowed in settings!)
(Found by martintzvetomirov)
- Supports animated GIFs
(Found by mscha)
- Files can now be uploaded through the browser
(Found by mcgon1979)
- Now remembers bookmark order settings after reboot.
(Found by doggie123)
- Downloads history is now categorized (e.g. today, tomorrow, last month)
(Found by DimL)
- MP3 Streaming supported
(Found by ix9)
- New flash & java features
(Found by jaymit)
- Searching in-page has been improved by showing rectangles around all found cases
(Found by doggie123)
- Embedded YouTube videos now show in browser instead of YouTube app
(Found by mscha)
- Downloads screen now lacks 'Clear All' button
(Found by th3)
- When files are deleted from the download history, they will also be deleted from the SD card.
(Found by th3)
Calendar:
- Facebook events and birthdays are available in calendar.
(Found by Sikacik)
- When in Month-view, the bar indicating what time is occupied, is now more detailled
(Found by hyaenidae)
Camera/Camcorder:
- Camera icons now rotate along with a smooth animation when rotating the phone
(Found by @MARK)
- Camera takes pictures a lot faster than before
(Found by The_Hawkster)
- 3 codecs to choose from: H.263, H.264 and MPEG-4
- 720p Recording possible with MPEG4 Codec.
- Zoom not available with 720p video recording.
(Found by andrew2106)
- Flashlight can be set on during video recording.
(Found by monsterfly)
Contacts
- Option to automatically send someone directly to voicemail now.
(Already in 2.1 according to Bouncer5)
- Facebook tab has more features
(Found by Mike1988)
- Linking contacts to Twitter now works properly
(Found by jameson_uk)
- Exchange synced contacts are now sorted by first name instead of last name
(Found by njordan)
FM Radio:
- FM Radio now has RDS support.
(Found by thpoul)
- FM Radio no longer has Japan Mode
(Found by aindow)
- Incoming text message no longer mutes FM Radio
(Found by flashflash)
- Shazam can be used tag FM Radio
(Found by kargeor)
- Bug: Radio seems to have problems when put in background however it works fine when the screen is off
(Found by kargeor)
Friend Stream:
- Now shows time of post, amount of comments and amount of likes.
(Found by kazgor)
HTC RSS Reader:
- Bug: Update circle no longer animates.
(Found by Havner)
Mail:
- Mails can now be send to the outbox without a network connection being required
(Found by Pepi70)
- Now supports self-signed certifactes
(Found by rodhull)
Messaging:
- The bottom box to type text is bigger.
- Now shows how many characters you have left from the start.
- New icon for send.
- New icon for attaching something.r
- Scrolls smoother when a conversation has a lot of messages.
- Can now send vCards as a SMS.
(Found by psycho.ro)
- Can now receive vCards as SMS
(Found by Mikeyy)
- Deleting a message in a long thread, will no longer cause screen to jump to last received message.
(Found by Sintel)
- Bottom box for inputting text is now fixed. No longer can you scroll through messages while typing
(Found by romkokos)
- Bug: UTF-8 issue with Greek sms still exists.
(Found by thpoul)
Gallery:
- Icons from the Sharing menu are smaller. In portrait mode, all are visible in 1 view.
- Bug: In filmstrip view, the last photo will always be blurry
(see lyleuk's thread for more info)
- Bug: In grid view, it can happen that all photos will be blurry
(see lyleuk's thread for more info)
Gmail:
- Labels now have same color as those in Gmail on the web.
(Found by @MARK)
- Now displays your email adres all the time in the upper-right corner.
- Displays a small icon of the person that send the mail if you have them in your address book.
- When viewing a mail, there are now buttons to go to the next and previous mail.
- Can copy text to clipboard now via menu button.
- Marking a thread unread only marks as unread those conversations that were already unread
(Found by alanjrobertson)
Google Maps/Navigator:
- Bug: Voice direction pause music, but don't resume it after.
(Reported by FlatEric83)
Google Talk
- New interface
Market:
- New option to allow automatic updates.
(Found by jaymit)
- New seperate tab for app comments.
- Can now mark comments as: Useful, not useful and spam.
- Searching in market in some cases try to correct your spelling (e.g Did you mean: Google Earth?)
(Found by aljwatson69)
Music Player:
- When no cover available, the music note is now green.
- Pressing next has a much smoother CoverFlow animation
- Genres are fixed now.
- Pressing the left-button to open up the menu happens much faster.
- Shuffle seems better (not sure, but don't bump into same song that often anymore).
- Using the 'Add all songs' option in the menu will use the order current viewed (Album, Artist, Numbers, etc)
(Found by jenom)
- Playlist now loops to beginning after playing last song instead of repeating last song
(Found by Havner)
- Bug: Tags of WMA files are not read properly
(Found by supasye)
PDF Viewer
- Missing: Reflow function
(Found by Kinma)
Videos:
- .avi (DivX/XviD) support
(According to robguerra) (Confirmed not working by mcgon1979)
YouTube:
- White header bars replaced with black ones
(Found by Bouncer5)
- Small lag problem when seeking to a point
(Found by kargeor)
- Now features a Safe Search function
(Found by kaushal101)