I think the point is that I don't want to change my TTLs. If I had my druthers, yeah, they'd go up periodically, and then if tech support receives an issue that

I think the point is that I don't want to change my TTLs. If I had my druthers, yeah, they'd go up periodically, and then if tech support receives an issue that sounds like it might require DNS changes, they press a button and the TTL drops. Once that issue is closed, it goes back to gradually increasing.