You could but it is not ideal. You need something with a lot of storage for all of your other files. SSDs are still too expensive for that.
If you have the money to do it, by all means go for it. I would too if I could afford it.
FX-8350 @ 4.7 cooled by H80, 32GB Mushkin Enhanced Blackline 2133, Asus Sabertooth 990FX, 2x Radeon HD 7850 2GB in X-fire, 500GB Samsung 850 Evo, 4TB Seagate, 3TB WD Black, 2x 1TB WD RED in RAID 0