4 ms·

The epoxy protects from physical shocks and also helps manage the effects of thermal expansion, either of which could crack solder joints over time.

• jsheard 2y ago
  Ah, not taking any chances after bumpgate.
  • Retr0id 2y ago
    Apple has been epoxying BGAs at least as far back as the iPod nano 1st gen, released in 2005