Ben King

@steveszc it's my understanding that `shoebox.retrieve` drops the value from the shoebox after you have retrieved it, which should mean what you're suggesting isn't an issue.

He's right. Here's an example: ``` #grid[data-columns]::before { content: '2 .column.size-1of2'; } @media screen and (min-width: 501px) { #grid[data-columns]::before { content: '3 .column.size-1of3'; } } ``` If you start the...