The FSF founder Richard Stallman has moved to OLPC XO Laptop, there by replacing his old IBM-T23.
Richard Stallman has revealed this, in his blog entry at FSF.org.
OLPC XO laptop uses the vendor neutral Open Fireware, and Except OLPC XO, all other laptops use proprietary BIOS. This was a major reason for his laptop change.
Richard Stallman also written about the importance of keeping OLPC project safe from the hands of evil Microsoft.
Richard Stallman has also asked the free software developers to help Sugar, which is the core of OLPC software Environment.
You can read rest of his blog entry here.