On sale at steam, you guys need to keep your finger on this.... at $44AUS for the jumpship edition (59% off) its hard to say no.
Does gog even give a shjt? do they prefer me to shop on steam?

GOG has put the jumpship edition on sale for 50% off eight times in the past year.

Here is the database of prices: https://www.gogdb.org/product/2142732028#prices

GOG has it on sale several times a year.