in the 1950s, one gigabyte of memory weighed about 250 tons, and you can now carry SD cards capable of holding hundreds of gigabytes in your pocket.
“In the 1950s, one gigabyte of memory weighed about 250 tons, and you can now carry SD cards capable of holding hundreds of gigabytes in your pocket.”
Reference
Weinersmith, Kelly, & Zach Weinersmith (2017, Oct. 7). “Soonish: Ten Emerging Technologies That'll Improve and/or Ruin Everything.” Kindle Edition. Chapter 5 Programmable Matter: What If All of Your Stuff Could Be Any of Your Stuff? p. 118 of 358, 27%.

