It's the result of investment capital. They demand growth and this is more important than long term sustainability. Some of us were around when people abandone

It's the result of investment capital. They demand growth and this is more important than long term sustainability. Some of us were around when people abandoned their blogs and moved to Medium and we predicted this back then. We predict this with substack too. It's inevitable for all of these startup social sites. The way these sites should now be used are as temporary and try to move your audience every few years.