<a href="https://news.ycombinator.com/showhn.html#:~:text=please%20make%20it%20easy%20for%20users%20to%20try%20your%20thing%20out%2C%20ideally%20without%20barriers%20such%20as%20signups%20or%20emails">https://news.ycombinator.com/showhn.html#:~:text=please%20ma...</a><p>I mention this specifically because (a) no documentation means it's hard for anyone to know if they are in your target audience (b) supporting <i>only</i> Google login means creating an account just for your service is prohibitively hard (c) a less trusting soul may even view a Google-only login as a secret email collection service, given the huge "alpha" banner