Only computer scientists understand the architecture of personal computers, and only those who understand the archite...

ShannonOh22 July 29, 2019

Why aren't there video explanations of questions after #30?

All of a sudden, the video explanations stopped...why is this?

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shunhe May 2, 2020

Thanks for the question! Please direct any support related issues (including video explanations) to our support staff by tapping "support" from the left menu or by calling 855.483.7862 ext. 2 Monday-Friday 9am-6pm PT.