More styles!

[louis-paul]

There is more chars that allow displaying data like Spark does.

If we take a look at vtop, they use a very nifty combination of Braille characters:

Spark is already very cool though!

[joliv]

Using Braille characters would bring the resolution down from eight ticks to five, but it would work well for some package that isn't used for sparklines.

[louis-paul]

Too bad, I did not think about that!