StumbleUpon was the best, I haven't had a better experience with finding interesting, relevant things on the internet. Though I did find https://cloudhiker.net

StumbleUpon was the best, I haven't had a better experience with finding interesting, relevant things on the internet. Though I did find https://cloudhiker.net/ https://cloudhiker.net/ recently, which is aiming for the same thing, and I'm optimistic.