1. way less clutter and repeating, my whole style is in one line per tag. 2. the...

1. way less clutter and repeating, my whole style is in one line per tag.

2. the scale also has fractional rem values.

I'd rather change "f5" to "f6" for a smaller font than: "fontSize: 1rem" to "fontSize: 0.875rem".

3. the author of tachyons clearly understand design. If he improves his stylesheet, I benefit.

4. Apparently inline-styles are slower [0], but I don't count that since everything could be extracted.

5. I thoroughly enjoy using it. :)