I don't cheese Crota and think people should do it the legit way, because, let's face it... This is gonna be fixed sooner or later and you'll need the experience.
However, I don't think people should get banned for doing this.
First of all it's not the players' fault that these glitches exist.
And furthermore these glitches can also happen by pure coincidence... I mean having a warlock reviving himself isn't that much of a stretch and having the host disconnected is unfortunately also rather common due to all the network errors...
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This glitch probably was discovered in the first place by just that. I highly doubt anyone purposely tried disconnecting their internet when he kneeled expecting a result