[s73ver]

Clueless implies they didn't know what they were doing, or what the outcome of doing that would be.

[jschwartzi]

Never attribute to malice that which can be adequately explained by stupidity.

[alphast0rm]

This aphorism is called Hanlon's razor for the curious. [1]

[1] https://en.wikipedia.org/wiki/Hanlon%27s_razor