I notice I can edit a TITLE, change a CATEGORY and add (maybe change, didn't dare try!!!) TAGS. not sure whether I have just acquired that ability, through "activity count", or because you have set me to a privileges user, but either way I think it is an excellent feature. I don't feel anal about fixing these things, and my abillity to sell correctly is limited to what my spell checker spots - which of course does not include spelt-correctly but used-wrongly 
but I'm happy to fix the occasionaly thing, particularly that a foreigner might mis-type in a Title.
Re: Importing old threads.
Is that something I could help with? I'm sure you are far more able than me, and know the new forum already, but we do a lot of data gathering from clients' sources that are not fit for anything!! and I'd be happy to explore exporting from SQL database into the format that you need for import. Let me know if you think there is any mileage in that? (I'm thinking of sorting any LINKs back to SQLTEAM threads, changing [B] to two-stars and all that sort of stuff.
I think I could do with writing an Aunt Sally on features available here. I wanted STRIKEOUT earlier, which is not in the Toolbar (that I could see) but might well be in the formatter's abilities. I'll have a go at an INFO post when I have a moment