I've also made a StumbleUpon alternative called Viralwalk: https://www.viralwalk.com https://www.viralwalk.com It's cool that many are attempting to recreate

I've also made a StumbleUpon alternative called Viralwalk: https://www.viralwalk.com https://www.viralwalk.com It's cool that many are attempting to recreate it, it's a shame it disappeared.