Your personal clock is only a tiny bit redshifted from the things closer to the boundary. In your personal coordinate system, and theirs, things are happily passing through the boundary.
Which is to say, I thought this is merely a coordinate singularity, no?
John Carlos Baez (npub1nf4…nqe4) npub1hnphh99kmukqa3qq2axyw9jweek98rchfzchfnjqua7xr79x4xjs5z26ht (npub1hnp…26ht) [@j_bertolotti](https://mathstodon.xyz/@j_bertolotti )