Well... let's assume this is a good thing. I guess like all such things there are good and bad uses.
https://stackoverflow.blog/2021/02/03/sequencing-your-dna-with-a-usb-dongle-and-open-source-code/
Sequencing your DNA with a USB dongle and open source code - Stack Overflow Blog
It takes the most exquisite measurements you can imagine, recording the changes in current associated with different bits of DNA.
Stack Overflow Blog