I guess this would be in the “You know you have a problem when…” category, but I don’t want to make one of those because, well, uh, too many things might end up there.

But when you first see one of these, a chisel bladed jack-hammer bit, and the first though is “Man, XML is even pervasive in *that* industry too!”, well, I don’t know what other category it could go in.
Asynchronous JackHammer and XML