Never in really wet weather. I do go in mildly muddy conditions and am careful with washing.
It helps to be in Australia, but we still have plenty of cold, wet weather in Victoria (-4c sometimes).
Once the warranty is out, you are on your own, BUT the damage starts before the 2 year mark.
I...
"I had no scale to actually weight the bike from new" - You go to all this effort, but it's based on no original measured data, so put it all back to stock and measure with the same scale you have now to get a true starting weight.
Otherwise, parts are usually not the weight they say on the...
Don't use Turbo: This has its place, such as on road sections or certain uphillflow.
Never lead the Wolfpack: I would never ride at a slow dull, slow pace to save someone's 'feelings' regardless of bike, it'll annoy them more having you idling along behind them as they sweat.
Let others ride...
A spare battery is super heavy to crry plus huge, and costs $1300 AU$, I reckon 625 might be the sweet spot. Or come back to recharge from a Bluetti at the car.
You'd be surprised how much batteries change over time. If you have a Windows laptop, you can see every detail of every charge by doing the command at the end of this page
"One old lady who only drove her Corolla 3 miles to the shops once a week, fully serviced by Toyota, 939 genuine miles"
Look, any used MTB is a minefield. I am not buying your old "great" bike for anything like new price, especially if you think it is still COVID era.
eMTBs are a hundred...
Was it turned on? Or were you lifting it over gates? You adjust in moments and don't notice on the trail.
At any uphill, you will LOL at this sentiment.