Crypto 2.0 startup Colu has raised $2.5m as part of a seed funding round that will find it seeking to advance the development of the colored coins concept.

Led by VC firms Aleph and Spark Capital, contributing investors also included VC Barry Silbert’s Bitcoin Opportunity Corp and boutique angel fund Box Group. Notably, Spark Capital’s past investments include now-famous tech startups such as Foursquare, Tumblr and Twitter, as well as fashion startup Warby Parker.

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