Part of the Furniture
what's worse is that they've re-exposed their router and/or their network to the security threats patched by the latest release.^^+1. It always cracks me up to see people absolutely freaked out to see that their RAM usage went up. In 99% of these cases, they have no negative consequences to report, just alarm on their part.
Only roll back if a required functionality is broken by an update; the alpha/beta process mitigates most issues from being issues at release, but edge cases slip through, because humans