Answer:
I am a key that is playful. What am I?
I am just two and two. I am hot. I am cold. I am the parent of numbers that cannot be told. I am a gift beyond measure, a matter of course. What am I?
To you, rude would I never be, though I flag my tongue for all to see. What am I?
I am a daily ritual involving using a metal tool on the body
you need thousands of me to create a digital image.
I never sleep yet sometimes I weep. I can get angry or just be happy. Wherever you go, I will follow. No matter what you do, I will be there. I cannot die. What am I?