Typing Habits, Repetitive Strain Injury โจ
On Typing Habit, Hand Injury
Advanced stage of cryptography.
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Laptop compubody sock Becky Stern.
[from http://www.instructables.com/id/Laptop-Compubody-Sock/,
ยฉ [https://creativecommons.org/licenses/by-nc-sa/2.5/legalcode]
]