'Go Big or Go Home' always recession or not. athough its' not really evident where the next batch of unicorns is going to come from. Blockchain, VR are meh. AI is oversaturated but still probably has lots of potential. Here is an interesting wiki of emerging technologies that could be of some use for those building the future:
The question came to my mind while reading the book - Start Small & Stay Small - Stay Sustainable. The aggressiveness to achieve sky rocketing growth in Go-Big-Go-Home strategy has burned tonnes of VC money and today, VC's are more inclined in banking a profitable & sustainable biz, instead of falling for momentary growth shown by startups.