Tech investors are buzzing about the cryptic invitation Apple just e-mailed, for a March 2nd event.

According to the Internet blogosphere, the tech titan is about to debut of a new version of its hot-selling iPad tablet computer – or iPad 2.

Unconfirmed reports suggest the new gadget will be a thinner, more powerful version of the original and may include additional memory and a front-facing camera for video-conferencing.