source: https://www.youtube.com/watch?v=cdu16JAzgw8
Also related: https://www.youtube.com/watch?v=XbcBWdeIcyY
source: https://www.youtube.com/watch?v=JJ6orMfmorg&t=149s
Read by computer: https://www.youtube.com/watch?v=3F7cd8ilLVI
Shannon: https://www.youtube.com/watch?v=z2Whj_nL-x8
von Neumann: https://www.youtube.com/watch?v=Y2jiQXI6nrE