Funny you bring this up Jez, I was only thinking along the same lines last night.
In all honesty, yes it's a bit annoying at times the frequency that some people change their tags, and whilst it may not be a huge deal to do it's more a case of quantity than anything else. However, I decided against saying anything about it as it's such a small thing and if it makes someone happier in even the tiniest way then I'll sit there and change tags all day long, as I love this place and I love you guys and gals. Simple as.
"Chav kids are like sand people. They're easily startled but they'll be back, and in greater numbers."