On my small scale I imagine professions like software development (or business creation) attracts-creates this behavior. Much time can be spent looking and understanding practice, assembling and making tools, leaving precise instructions for daemons and users alike without ever doing the real job.
Maybe mirrors are cheaper, even then the mirrors must be oriented to something and maybe even that is cheaper.
With Mars atmosphere being "about 0.6% of Earth's mean sea level pressure", Mars storms are paper tigers.
Not sure about the ease. They are starting to talk about spray on solar panels, never heard about spray on mirrors without flat glass (I know the old method of window making is using just two metal tubes and a ton of dexterity breath and strength)
The 'ambient temperature' is mainly solar energy as the air pressure is low, that brings us back to solar energy.
In those conditions it is also easy to create dry ice locally by radiation cooling in the shadow.