If the descentralization of social networks continue, we will have to prepare for the eventual rise of the instances wars, where people will start to fight about which instance is better and which one is weird to be in and so on, but that’s for the future of us all.
I mean, email was text or richtext. Occasionally a 35 kB gif that you’d laugh at and then delete.
Part of the issue was that Hotmail was completely inept at blocking spam, which had lots of text and images. I ran out of space daily
I completely forgot that there was almost no spam filtering back then. It was awful. I takey smart machine learning spam filters for granted.