I'll start first: Facebook Ads. We've realized it's simply too early to advertise there (most SaaS companies were optimizing for 12-20 months return on investment, so they could allow to spend much more to acquire a customer). What about you?
Where do you see passwords in the future? Do you think passwords will always be around? Or are we headed to a fully passwordless Internet/world? Bonus question: what kind of biometric auth do you feel most comfortable with? Full disclosure: I'm working on a product related to passwordless auth.