Any sufficiently advanced malice is indistinguishable from stupidity.
The reverse is also true:
Any sufficiently advanced stupidity is indistinguishable from malice.
Never assume stupidity for what can adequately be explained by profitable malice.
Never assume unprofitable malice for what can adequately be explained by stupidity.
The reverse is also true:
Any sufficiently advanced stupidity is indistinguishable from malice.