Indian Company starts selling its Amida PDA, based on their Simple Computer (Simputer) concept first introduced 2001.

The Amida PDA is aimed to be easy to use and break into new areas for people using PDAs. A set of applications like email client that sends email in handwriting supposed to make it easy to use.
The Amida 4200 is the high-end model with color screen and sells for $480. The Amida is sold on the company web-site. Seems they ship to the USA.
Features:

• 206 MHz Processor
• 32 MB Permanent Storage
• 64 MB RAM
• 2 USB, 1 IR, 1 Serial Port
• Internal / External Microphone
• 3.8" Touchscreen
• Backlit Display (240X360)
• 4.2V rechargeable Li-ion Battery
• Battery Life:6-8 hrs. under normal usage