Correct typos
Remove extraneous phrase

Readers assume that all programming libraries have matured during
their development.  The maturation is not important enough in this
context to draw attention to it.
Lower case "lambda functions"

I've never seen the convention "Lambda functions".  Using lowercase
"lambda function" is what I'm familiar with from other literature.
Separate parenthetical phrase with comma

The first couple times I read this sentence, I wasn't sure how to
parse it.  Adding a comma around the parenthetical phrase helps.
Remove redundant sentence

Bullet point #1 was too long.  The immediately previous content in
this section did a good job justifying the bullet point.  Repeating it
here adds nothing extra.