I found out about this really cool part of history recently. Identify the device and the inventor, please.

Cracked by shrik, Rogi, Sumanth Patlolla, Amarendra Kumar, Bharath, badideabear, shivathilak, Aditya S, KK, raklodramA, Rahulk, Abhiram Bharadwaj Diddigi, Manish Achuth, jowens, Dibyo, mankuTimma, Siddarth Pai, Thejas V R, finkle, Vishwas B Sharma, Bharath-TK, Bipin Banavalikar, Ananth and Shwetha Maiya