PS Vitas have two different kinds of memory sticks; one is the game cartridge, which stores the game and enough space for some saves and DLC, and the other is Sony's proprietary memory card used to store save data, movies, music and other things.
No, they do not have a pressable button functionality, only directional.
No, the Bluetooth is used to connect to Bluetooth headsets and such. The PS Vita connects to other PS Vita consoles using ad-hoc wi-fi.
Memory Stick is a removable flash memory card. In other words, Memory Sticks are used as storage media for a portable device. Memory Sticks can easily be removed for access by a PC.
Yes, PS Vita has Bluetooth, WiFi and 3G. Using "NEAR" you can connect to other PS Vita(s) using 3G other than WiFi. See the related link.
No, the PSVita's bluetooth only pairs with audio devices like headsets. Two nearby PS Vitas could just connect via ad-hoc wifi anyway.
Magicgate memory sticks are set memory storage. Whereas Mark ii memory sticks have custom options and available card adapters.
Vitas goes by Vitalik.
No -- USB memory sticks attach directly to the computer via a USB port.
Memory sticks use flash memory.
Vitas was born on February 19, 1981.
Vitas was born on February 19, 1981.
Vitas Gerulaitis is 6' 0".