@matigo I remember that the man behind TenFourFox did some testing for Spectre on various different PPC machines, and some were close to immune, oddly enough. While others were instead the exact opposite. O_o
At any rate, I've just travelled some 13 years back in time, and it's quite the interesting experience. Like how there is no built-in "downloads" folder, and that there is no support for WiFi beyond WEP unless you update to a newer version of 10.4, which I had completely forgotten about.