Bubble headcanons: feel free to add on.
This little hash brown is definitely a four-year-old work in progress AI but never got fully finished, and was given free access to the internet.
You can't tell me that they're not part chain chomp!
Cane probably found them in an old file that was forgotten by the creators or is a beta version of what cane could have been.
Bubble is just a piece of Cane's AI that went on strike and decided to become its own person.
Bubble is just an digital sprit, like clippy in late 90s. Who taught you how it do stuff like in tutorials.
Bubble is just bubble not even Cain know what it is.