Possible Clues:

• Workers given essential device for producing capital?
• What makes it into computer science etc?
• There's one below Caps Lock
• Typewriter feature, used to achieve capital letters
• Use it to move from lower-case to upper-case letters
• Help for creating CV on a computer?
• Sell important means to create capital
• Alter vital access to capitals
• IT GIVES YOU THIS
• Press it ot move to upper-case letters