Some things warrant further discussion. This, then, is a collection of things that don't.
I know a thing or two about text messages. There are two core 'types' of text. Person to person, and bulk. In p2p I'm putting all those texts we send each other. Bulk is everything else for the purpose of this post - marketing, alerts, etc. Apple just lobbed a whopping great stone at p2p text messaging, and that stone is called iMessage. No biggie, you might think; mobile operators give generous SMS allowances with their iPhone tariffs, ...