Same here. Don't use the feature. Don't use several of them...I use new posts and scan a few forums, trim subscripitions when I'm done with the thread or it's closed, even moved to P&R.
I may be a P&R superstar and I never use it, just by default of the thread getting moved there.
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I don't know nothing, and I memorized it in school and got this here paper I'm proud of to show it.