Ethereum Stack Exchange
Ethereum Stack Exchange

Juan Ignacio Pérez Sacristán
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  • Zaragoza, Spain
  • Member since May 30 2016
  • 336 profile views
  • Last seen Feb 14 '23 at 11:10

BY DAY: Blockchain, Data Science and Big Data.

BY NIGHT: Astronomy and astrophotography.

FOR FUN: 払腰, Harai goshi.