The problem isn't the bitcoin talk itself. The problem is that no client as of yet has been good enough to segment content accoridng to users intersts enough.
Someone interested in gardening content, would see anything else as spam.
Discussion
That would be a very narrow minded person imho :)
I'm interested in everything from #astronomy to #carpentry. Why wouldn't you be. Life is about #experience; lots of them, as many as possible before the race is run :)