I bought a Core 2 duo Pentium that's 64 bit, but my OS is still 32 bit. I might get Vista Ultimate, which comes in two flavors, 32 bit and 64 bit, but considering the below, I'll probably stick with the 32 bit version for now.
RL
http://www.codinghorror.com/blog/archives/000994.html (pro, for 64 bits)
http://www.dansdata.com/askdan00001.htm (con, and seems to make the better argument for now)
RL
http://www.codinghorror.com/blog/archives/000994.html (pro, for 64 bits)
http://www.dansdata.com/askdan00001.htm (con, and seems to make the better argument for now)