Semantic & grammatical issues with preface

[bound-variable]

The preface says,

As an analogy, consider learning to drive a bike or a car.

But, we don't drive bikes; we ride them.

Later, under Feedback and Errata it says,

I would highly appreciate if you'd let me know how you felt about this book, it would help to improve this book as well as my future attempts.

This is a comma spliced run-on sentence. The comma should be a period.

[learnbyexample]

Thanks for letting me know, I'll fix them in the next version.

I think I have many more such comma spliced run-on sentences.

[learnbyexample]

Fixed in version 2.0