IBM's PC division floundered for years after the PCjr proved too expensive and its new OS was nothing compared to Windows, allowing Lenovo to buy IBM in 2004.
the marking on top of a capacitor are purpose built weak/failure points so if the cap overheats the pressure can be released there, in a controlled failure, as opposed to becoming a mini-pipe bomb.
Often, I think, its an X, sometimes a manufacturer might use another letter like K or T though… I dont know why, presumably something with branding.
the cap plague all came from a single chinese manufacturer? I thought it was across many manufacturers world wide
Something about experimenting with electrolytes in the capacitors or something, i think? i dont recall well enough to state it as fact.
You nailed it. I can’t remember how many manufacturers it was. I thought one because they were all caps with an X on top
the marking on top of a capacitor are purpose built weak/failure points so if the cap overheats the pressure can be released there, in a controlled failure, as opposed to becoming a mini-pipe bomb.
Often, I think, its an X, sometimes a manufacturer might use another letter like K or T though… I dont know why, presumably something with branding.