Reply to post:

My chemical romance drowns tomorrow's money, warns TSMC: Chip maker's yields rocked by bad batch

imanidiot Silver badge

Sounds a bit like a bad batch of resist resulting in poor litho performance. Or possibly something got contaminated with copper. That's a really insiduous contaminant in how it affects the chip. Could work fine for a while until higher temps allow the copper to diffuse somewhere it shouldn't be.

POST COMMENT House rules

Not a member of The Register? Create a new account here.

  • Enter your comment

  • Add an icon

Anonymous cowards cannot choose their icon