Glad you recovered.
That is reassuring to hear re the lens! - hearing stories of cracked mounts is a bit concerning, but good to hear a story of the PL100-400 actually withstanding quite the moment by the sounds of it!
Although you mention mirrorless being overpriced, I am not sure what your budget is, or long term goals. I personally wouldn’t buy something with the knowledge I will be buying something later that I actually wanted instead.
The upcoming R5 looks very appealing if your budget would stretch, and...