system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: How does the Internet weigh around the weight of a strawberry if it's just data, how can the data have mass?
gpt
Data is stored as magnetic charge (on a hard disk, SSD, SD card,etc).   
Magnetic charge is  a collection of electrons.   
Electrons have mass.  
  
Meaning Magnetic charge has mass.  
Meaning Data has mass.