I've seen it too, and it seems to be getting worse as companies move more and more communication onto Slack, ticketing systems, Confluence, etc. Modern channels

I've seen it too, and it seems to be getting worse as companies move more and more communication onto Slack, ticketing systems, Confluence, etc. Modern channels are a huge high velocity dumping ground. The only way anyone can even pretend to keep up with all the - frankly - spam is arbitrary sampling. Oldschool periodic reports and memoranda weren't perfect, but they did encourage taking time to curate one's message. And gave others somewhere to go for a properly curated message.