Add: wet concrete dust/tailings. Avoid those pavement-cutter crews like the plague. Also: wet street-sweeper dust and leaves. Wet paint, as in, rain on pedestrian-crosssing stripes.
If you MUST ride over any lo-traction surface, "loose hands, tight knees." Try to neutralize all acceleration, get off brakes and throttle. Let the suspension be in its happiest set before hitting the <whatever.>
I've aged prematurely along with you, @i_promise_nothing@lemmy.ml, tar snakes suck.