In person is better because the latent bid for tech workers has gone down, and now they feel comfortable demanding we all come back to the office. It's as simple as that.
Since you don't seem to be getting the point, let me break it down to you - you seem to realize that a marriage needs regular in-person interaction to make it work. Also, co-founding a company is another relationship where regular in-person interaction is needed to make it work. YC data seems to indicate that.