David Marcus, who led the Messenger division at Facebook, just announced he will take on "another challenge", namely the Blockchain division inside Facebook.
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![Screen Shot 2018-05-09 at 9.44.54 AM.png](https://steemitimages.com/DQmaec2E2LvW2T7yo8NRZm13brywGtPcRLewyfKuhUkH8xF/Screen%20Shot%202018-05-09%20at%209.44.54%20AM.png)
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It may look like just a small announcement from an obscure team at Facebook, but I believe this is going to be huge.

Keep an eye on this "small team starting from scratch"...
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_I'm a serial entrepreneur, blogger and ultrarunner. You can find me mainly on my blog at [Dragos Roua](http://dragosroua.com) where I write about productivity, business, relationships and running. Here on Steemit you may stay updated by following me @dragosroua._
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![Dragos Roua](http://dragosroua.com/wp-content/uploads/2014/05/bamf-e1448824881306.png)</center>
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I know the feeling. That's why I created <a href="http://steem.supply" target="_new">steem.supply</a>, an easy to use and accurate tool for calculating your Steemit rewards
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<center><h2>It's free to use, but if you think this is a useful addition, I'd appreciate your <a href="https://steemit.com/~witnesses" target="_new">witness vote</a>.</h2>
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