regular crowdfunded games have bigger backlashes if customers dont get everything. see no man's sky backlash
its just adult/h/ero/sex games are mainly targeted at coomers who have lower standards for devs and willing to be paypigs. saldy lots of devs learn about this and abuse it. helius is not the only one, but just a drop in the ocean.
other examples: beggar of neat(my new life), adeptus (wild life), cookie(summertime saga) and gzone(breeding farm he was sitting on builds for months, went mia for 2-4 months only came back cause his dev team abandoned him and were gonna remake the breeding farm. now funny and coincidently he came back and dropped 2 updates

)
there's more examples
its typical now days in sex game industry to start a project with decent art, story with unique/niche kinks. release a barebone first version, get paypiggies to sub to the patreon/subscribestar, drag feet in game production/progress and finally use excuses
"sorry guys update 0.0000000.1.0067 is late cause my aunt died during her bbl surgery"