There is no VERIFIED evidence of these subsequent course changes.
There are VERIFIED heading changes, at least 4, but you don't like it, I understand, with about 200 nm straight flying between those heading changes. Don't make me laugh about your "radio" qualifications, are your there on the ground in Malaysia? If your are such experts who can tell from 8000 miles what's going on your expertise is missed by the world.
All of a sudden we have experts one with with 13,000 "commands" another a "radio engineer" and DC6. I am speechless, I am just a lowly PPL.