It would seem reasonable that the next step with a gyro would be a 3D display (already announced), as well as the new game control slider as seen on the Sony. I've no doubt that'll be in the pipeline.
Here's a view of a MEMS gyro for those interested - iPhone 4 Gyroscope Teardown - iFixit
This just isn't the target market for the Bolt.
Here's a view of a MEMS gyro for those interested - iPhone 4 Gyroscope Teardown - iFixit
This just isn't the target market for the Bolt.