The quote was "ultimately some responsibility lies with us to think through how those tools will be used". It's saying that we as builders have a responsibility to consider and be mindful of the impacts of what we're building. It's not saying that the maintainer of wget is directly responsible for a system used to exfiltrate data from a database of political asylees.
To take your same point to its logical conclusion, no one is responsible for evil aside from the one who pulls the trigger.
To take your same point to its logical conclusion, no one is responsible for evil aside from the one who pulls the trigger.