I think some people will wait a few months to upgrade to vista so ms can have time to work out all the kinks.
AMD Phenom II x6 1045T @ 2.7 Ghz
8GB Corsair Vengeance Ram
Crucial M500 240GB SSD (boot drive)
500GB WD 5000AAKX-001CA0
1.5 TB Seagate ST1500DM003
Zotac Geforce GTX 950 2GB GDDR5
Windows 10 Pro 64 bit