We’ve seen plenty of Magic: The Gathering boxes slide down in price lately, but Bloomburrow just hit a sweet spot that’s hard to ignore: it’s 32% off and now below market value. As of March 2, the Bloomburrow Play Booster Box is available for $137.99 at Amazon, with a $65.41 cut from its original $203.40 list price — and is now the lowest we’ve seen this year, according to price tracker camelcamelcamel.
I recently noticed that when I buy beer, I sometimes get Belgian Trappist Quintupel. And I sometimes get American Fermented Value Product. But never Blue Moon or Sam Adams or Peroni or Becks or Pilsner Urquell.
。吃瓜对此有专业解读
The main rule for data access is max(CPL, RPL) ≤ DPL. For code transfers, the rules get considerably more complex -- conforming segments, call gates, and interrupt gates each have different privilege and state validation logic. If all these checks were done in microcode, each segment load would need a cascade of conditional branches: is it a code or data segment? Is the segment present? Is it conforming? Is the RPL valid? Is the DPL valid? This would greatly bloat the microcode ROM and add cycles to every protected-mode operation.
来源：X @Tesla_Optimus