Reading Pelles's Help File on the Go when bored :)

[EdPellesC99]

With Android, the app "IReader" works great for reading .chm files !
Never run out of reading material now.....

[CommonTater]

CHM format was one of the original "eBook" formats, along with PDF... It's still quite popular in some circles.

It's still better than PDF because of it's Table of Contents and indexing capabilities.