Youtube does still have feeds. The bandwidth can be reduced if readers use the If-None-Match and If-Modified-Since headers when requesting feeds (so if the feed hasn't been updated, the server can return an empty response). I also imagine that as feed readers become more mainstream, you'd start to see more intermediaries for fetching feeds like Superfeedr[1]. [1] https://superfeedr.com/. - Source: Hacker News / over 1 year ago

Superfeedr.com — Real-time PubSubHubbub compliant feeds, export, analytics. Free with less customization. - Source: dev.to / almost 3 years ago

Apollo.io seems popular for cold email. Source: 6 months ago

FAAANGM + ATlassian/Uber and similar product based companies 85 lacs - 1.1 cr Startups like coinbase / apollo.io / rippling 80+. Source: 8 months ago

Their data seems pretty good and their features are awesome, but they had a couple of glitches this week that are annoying me. I know they seem to be the best, but has anyone bested them yet? Curious if there's anything out there that's better than Apollo.io. Source: 10 months ago

Tons of options: apollo.io is popular and affordable. If you're looking for recently funded company contact info, saasydb.com is good. Source: 11 months ago

I agree with most people here in that its invaluable. Especially when paired with some other tools like apollo.io and autobound.ai. Source: 11 months ago