These reasons are really excuses. HN probably has a higher proportion of people who have personally rejected Facebook. If you post your MVP here and it requires

These reasons are really excuses. HN probably has a higher proportion of people who have personally rejected Facebook. If you post your MVP here and it requires an FB login, you can expect these not-particularly-constructive responses. A number of us are programmers and have some sense that the amount of labor being saved by using FB for authentication versus custom code is not significant enough to be the real reason for using FB login, as opposed to a long-term plan for using the integration for other purposes.