They are planning a solution for that: offshore launch platforms [0] 30 km at sea, directly accessible by high-speed train, à la https://en.wikipedia.org/wiki/Kansai_International_Airport
[0] https://en.wikipedia.org/wiki/SpaceX_Starship_offshore_platf...
Because that's Tesla's business. Plus halo effect - you don't want to board a spaceship by flying on a helicopter designed 30 years ago.
Remember that battery weight scales linearly with number of passengers, so building a larger battery operated helicopter just needs more motors and batteries. We don't have large e-copters because it costs a lot of money to certify one for 20 passengers and, until now, there is very little demand for that.