Just one more nail in the coffin: the B251 uses an external power brick. The monitor isn't small overall, nor thin by any means, and it only needs 60 watts. Relying on a desk-cluttering external power ...

Looking for a portable monitor? Here are 10 that range from budget-friendly to expensive.

I'm not against foldables, but some of the reports about what Apple has in store give me pause, including an eye-popping price tag and the lack of one key feature.