Yes, I think. Most clients cant keep a long running http requests for uploads, and mobile clients need a way to retry parts when the network fails or times out
Discussion
I'm pretty sure we had problems with uploading audio so yeah that checks out. Nice work
nostr:npub1ye5ptcxfyyxl5vjvdjar2ua3f0hynkjzpx552mu5snj3qmx5pzjscpknpr would you cap chunks at e.g. 25 MB max?