Oddbean new post about | logout
 There seems to be a fud going around about coin join and op_return 

note1zx8usyfff3xwmc67mwasuycf6dtzggrslpjwpeps7alvrf7glmjslq07pn 
 note1zx8usyfff3xwmc67mwasuycf6dtzggrslpjwpeps7alvrf7glmjslq07pn 
 What did I get wrong?  There are other coinjoin services whose transactions don't use OP_RETURN at all and get mined just fine.  You cannot say that the filter is targeted specifically at coinjoins, because it clearly isn't.