It can only be empty if every website joined your plot. You might be shocked to find out how many respectable publishers are still out there. But lets stick to

It can only be empty if every website joined your plot. You might be shocked to find out how many respectable publishers are still out there. But lets stick to the technology, first things first, how are you going to get me to subscribe to your feed? I just don't see it happening. Finding subscribers is incredibly hard. You might be able to get one feed into my aggregator but I just press delete? If it has as many postings as this one... https://news.ycombinator.com/rss https://news.ycombinator.com/rss ...they all vanish when I press delete. It isn't like you only have to obtain my email address. But if it was it would be easy for google to copy paste the gmail filter.