[Links of the Day] 24/01/2019 : Txt Message Path, Pro Git Book, IT Postmortems collections

• The route of a text message : fantastic post taking you down the path that a text message goes through, from typing to sending it over the airwave and back to the recipient phone. 
• Pro Git : excellent and free book on Git. A must read for anybody that interact daily with this awesome tool.
• Postmortems : a collection of outage postmortems from big and small companies.