alt Hacker NewsThey can drive through surprisingly deep water, but you'd still rather avoid it for a lot of reasons. Dangerous loss of traction and risk of getting swept away, soaked passengers will want a refund, and a sopping wet interior will take the vehicle out of service for a while.
that and the seal for the battery enclosure can seize up after continuous drives through dirty water, the next passenger may not be so lucky and end up stranded once water breaches the battery pack