Overall not bad for limited amount of words essay.))
I'm not a native speaker, but I found some mistakes and unevenness.
A large majority of my childhood was spent on the computer
I think you should write something like this: ...was spent with my arms around the computer..
I had become accustomed to being around
accustomed with
many other new technologies
maybe " with new gadgets" would be better
help me fulfill this goal
help me to fulfill
each one more powerful, faster, and easier to obtain
confusing, I understand that you meant powerful and faster that the preceding gadget, but in this sentence those adjectives will relate to "to obtain", so revise the sentence.
and use italics for names like
Scratch and
Moore's LawHope I was helpful)