It's not so easy for venture firms to de-link from Russian investors.
Billionaires like Jeff Bezos, Richard Branson and Elon Musk have inspired tech start-ups to join the new space race.
Airbnb is responding to reports of rentals being used as party houses and mansions.
Nationwide, pump prices are headed for depths not seen since the Great Recession.
Saudi Arabia and Russia battle for market share at a time when crude demand has fallen.