I don’t agree with the suitcase bomb theory.
I think it is simpler than that.
But as for you who think it is at the bottom of the Indian Ocean, I ask you to pull up the Google map of that area.
Just south of it is the beginning of the Antarctic Ice.
Where was that plane going? There is absolutely nothing there.
Wherever that plane is, whether in the ocean or on land, it was or is headed somewhere.
Pings be damned.
For later
I think the Facebook account of Iranian passenger Pouria Nourmohammadi should be analyzed for the use of terrorist code words and phrases prior to its deactivation, along with him perhaps symbolically posing with the Kuala Lumpur Twin Towers during his brief stay there:
I agree. The pilot freaked out, turned the plane around, set the auto pilot, opened the window and said goodnight.
The simplest answer is usually the best one.