Brian Roemmele Retweeted Brian Roemmele
Humans and protohumans have been speaking in some form for perhaps >1 million years. Prior to this we vocalized. Today we use our thumbs.https://twitter.com/brianroemmele/status/897986738936664069 …
Brian Roemmele added,
6:06 PM - 16 Aug 2017
0 replies
222 retweets
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