Jus joshing T-Bone....
I have quite a bit of practical experience, and some common sense.
Goes without saying. You are a well respected .PPT jockey here. 8-P Again, note the smiley......
It stands to reason that a rover designed for a planet with routine storms of fine and coarse dust might be suitably sealed against flying particles as a matter of course.
Point concieded. I'm on board as long as the jets aren't cold (or hot enough) to cause damage to the panels. Differential expansion and all that. I woke up not liking my mylar idea today. Fines between the sheet and surface....