It was regarded as safe, because rebels don't often shoot at plans at heihts over 10 km.
Actually, until last evening, it was considered safe at that specific altitude, which is cruising altitude for commercial airliners. Technically, had it flown lower (at 320 instead of 330, where it was) it would not have been considered safe.
I read this as thousands of CNN executives' nipples exploding with delight.
Seriously?
There were two Ukrainian fighters behind the plane.
(...)
And somehow the authorities changed the course of the plane to go throw the conflict zone.
And how have you come by of this specific bit of unconfirmed information?
The ones which need NATO intervention, for example.
That's not going to happen. Even Putin considers this an internal matter of Ukraine.