Re:Show HN: Attract more customers by highlighting why peopl...
by paxys on Wednesday March 17, 2021 @11:37PM
(#26499487)
This is somewhat of a legal gray area, but courts have ruled in the copyright owner's favor in a few cases like this (see https://tingenwilliams.com/2020/does-embedding-a-tweet-count...). If I post a picture on Twitter, sites other than Twitter aren't free to use it regardless of whether they are rehosting or embedding it.
You can embed any tweet anywhere you feel like (and actually the embed won't fully disappear when the tweet is deleted, but I digress).