The thing about "high quality malice" is it's indistinguishable from an error. A bug that breaks others' tools but not yours is not implemented intentionally,

The thing about "high quality malice" is it's indistinguishable from an error. A bug that breaks others' tools but not yours is not implemented intentionally, but it's not fixed intentionally, so it looks like a benign error. At the end of the day, you use the chance you get, and it makes real damage while you sip your coffee...