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.
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Myself: Galaxy Nexus, Droid Razr M, Transformer, Logitech Revue, Sony Blu-ray Player with Google TV
Wife and Kids: Galaxy Nexus, Apple iPad, Galaxy Player 4.0, B&N NookColor
Retired: Thunderbolt, Droid Pro, Fascinate, Motorola Droid 1, 3 & 4, Galaxy Tab (7" WiFi), Archos 70
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