It also sports a large 4,000 mAh battery and dual rear cameras for portrait effects. Other features include fast charging, NFC, fingerprint reader, USB-C, 3.5mm audio jack, and memory card slot.

When IBM introduced the 286-based PC AT in 1984, its 24 address lines could reach 16MB of RAM, whereas the previous ... IBM made the A20 line switchable so that it could be disabled when running ...