I'm hoping a large part of the cost is in safety. It would be grossly irresponsible to just string together a bunch of budget 18650 cells to try and make a bigg

I'm hoping a large part of the cost is in safety. It would be grossly irresponsible to just string together a bunch of budget 18650 cells to try and make a bigger battery. It's junk like this that has caused entities like the NYCHA to straight up ban ebikes (cheap conversion kits for ebikes seem to be giant fire hazards).