Why was it that Steve Jobs, and his successor Tim Cook, and all those nice engineers at Intel, not to mention software engineers at Microsoft, never managed to convince all of the TV networks to let them resell their networks, and yet AT&T in a heartbeat, has almost managed it in under a year. This certainly owes something to timing, in that most networks have had to witness their fall from linear TV grace and ratings over the past year, when in previous years the networks could shrug and had “no need to commit themselves.” While the Fox networks were already on DirecTV DTH and AT&T’s U-Verse as well as rival OTT services Sling TV and Sony Vue, the DirecTV…