[edit: the key with the word "control" printed on it behaves as "control." So it's not the *exact* same behavior legendre6891 has, since they're using ctrl:nocaps and I'm using ctrl:swapcaps, but I believe it's the equivalent behavior to expect if both are the result of the same underlying bug ...

This bugs me as well, although in a slightly different version: I use the `ctrl:nocaps` xkboption (which makes capslock another ctrl key), but in factorio, <capslock>-<key> is recognised as simply <key>, without any modifiers, i.e., <capslock>-<left mouse> is simply <left mouse> (so there is no way ...

Seems to be this bugfix:

Fixed that spawners would sometimes stop spawning units even when polluted. (46805)

I had to downgrade and clear out a large circle around my base to avoid getting overrun instantaneously from four different directions.