About time for value stocks to shine. In the meantime, on could always use the dip to stock up on good growth stocks. 

Would you guys rather buy BABA or 9988?

This is probably a temporary dip. Nevertheless it serves as a reminder to manage expectations in respect of any overly optimistic target that self driving cars will be rolled out on a mass scale anytime soon , and correspondingly, any skyhigh valuations arising from the same.

While the fine signifies an end to the current investigations by the Chinese authorities, it doesn't preclude that similar investigations may occur if and when the Chinese authorities deem fit to do so. Nevertheless, if you believe in the fundamentals of Alibaba's core business in e-commerce and the growth prospects of its cloud computing segment, the threat of future investigations should not put you off. 

Is this still ongoing? Thought should have ended by now 

A lot of it depends on whether China can convince foreign companies that it's rules and regulations are clear and not subject to any unconventional changes.

Interesting investment theme. However we are unlikely to see space travel for the common masses be a norm in out lifetime. Maybe enter only after the initial craze has died.