Eli5 Why there arent like 20gb USBs instead each usb has twice as much as the previous(8gb,16gb,32gb,64gb,128gb

Question

Eli5 Why there arent like 20gb USBs instead each usb has twice as much as the previous(8gb,16gb,32gb,64gb,128gb

In: 1

Answer 1

Because of binary. All data storage sizes tend to be powers of 2 because of the binary nature of computing and storage. They are doubling because they’re the next power of 2