A heatmap is a graphical representation of data using colors that represent different values. It's often used to demonstrate user behavior on a particular web page.

Over the past few weeks, I’ve writ­ten about sev­er­al dif­fer­ent ways that a blind per­son can read. We’ve talked about Braille and how it brings a lev­el of ac­ces­si­bil­i­ty that au­dio alone ...