why four inline images max?

is it because a tweet object cannot hold more than four media entities on the backend? whereas supporting 4+ inline images would require additional changes to the (legacy) backend code, slowing the shipping time?

nitter.moomoo.me/Write/status/1674221120495685635#m (https://nitter.moomoo.me/Write/status/1674221120495685635#m)

https://nitter.moomoo.me/wongmjane/status/1674285151394861056#m