For me it just depends. I will dirty flash more now than I used to. If it looks like a minor update then I'll dirty flash. I always make sure to use titanium backup before dirty flashing so if needed, I can jump right back into recovery and do a full wipe.
Myself: Galaxy Nexus, Droid Razr M, Nexus 7 (2013), multiple Google TVs
Wife and Kids: Galaxy Nexus, Apple iPad 4th Gen, HTC Droid DNA, Nexus 7 (2013) Galaxy Player 4.0,
Retired: Thunderbolt, Droid Pro, Fascinate, Motorola Droid 1, 3 & 4, Transformer TF101, Galaxy Tab (7" WiFi), Archos 70