Recently, BitsundBolts (BuB), a well-known overseas blogger specializing in retro hardware, unveiled a technical video proclaiming the triumphant resolution of a longstanding issue that has vexed retro hardware aficionados for nearly three decades—the problem of the grayish, impure black tones in the display output of 1990s-era S3 series graphics cards. Through meticulous modification of the graphics card's VBIOS firmware and deactivation of the "pedestal bit" feature, BuB successfully enabled the graphics card to render a pure black that aligns with contemporary display standards. Originally devised to compensate for the display constraints of CRT monitors prevalent at the time, this feature has since evolved into a barrier to achieving optimal image quality. BuB's innovative modification technique is universally applicable to all VirgeDX model graphics cards, offering retro hardware enthusiasts a straightforward and replicable solution to this enduring challenge.