Well, if that is SO important, you can, on windows, create your own .lnk file adding the --no-splash startup option, on Linux add it to the .desktop file and on MacOS do whatever people do on MacOS.
But honestly... I cannot imagine any environment where Tyson's Kiki splash images are a real problem.
But honestly... I cannot imagine any environment where Tyson's Kiki splash images are a real problem.