Introduction - Raspberry Pi

Does Raspberry Pi need and introduction ?

Its a $35 credit card sized pc suited for making a HTPC, programming, prototyping aka arduino.

 Best Use Case: Buy a Raspberry Pi to convert your dumb HDMI equipped LCD/LED TV into a Smart TV !

Models of Raspberry Pi

Raspberry Pi Model B ($35)

Broadcom
256 KB RAM
1 USB port
1 10/100 Mbps Ethernet port

Raspberry Pi Model B+ (initially $35, reduced to $25 after availability of RPi 2 B+)

Broadcom
512 KB RAM
2 USB 2.0 ports
1 10/100 Mbps Ethernet port

Raspberry Pi 2 Model B

Broadcom GHz
1 GB RAM
4 USB 2.0 ports
1 10/100 Mbps Ethernet port
Power requirement 5 v 1.2 Amp