That was my theory also but why would Russia want to dampen the bomb theory?
I heard that they have grounded their fleet of A321s but can’t find a web source yet.
We’ll find out the truth at some point but right now everything is speculation.
Egypt is easy, they don't want the economic hit from those cheap Sinai resorts losing tourists.
Perhaps Russia would like to Airbus to take the blame so they get paid from lawsuits. And get to sell more Tupolev airliners when their domestic airlines have to switchover to them over the Airbus.
Putin wants to know exactly who did what with what before he takes action
The west has about wrapped this whole thing up and convicted IS and may be using it as an excuse to barge into Syria
After the west condemned Assad for a staged CW attack in Syria and tried to use that as an excuse to attack Assad, Putin is wise to be be wary of similarities now coming from the usual suspects using this disaster as a trigger