Yuki “Piro” Hiroshi is a trailblazer and a true do-it-yourselfer. Whenever the Tokyo-based programmer gets irritated with any aspect of his browsing experience, he builds a workaround for himself and shares it with others. After authoring nearly 100 browser extensions, Piro recently took on his biggest challenge yet: migrating the legacy Tree Style Tab (TST) extension to work with the new WebExten
![A Classic Extension Reborn: Tree Style Tab – Mozilla Hacks - the Web developer blog](https://cdn-ak-scissors.b.st-hatena.com/image/square/13cb39fb563582ea4acc84d9c44db23f82593057/height=288;version=1;width=512/https%3A%2F%2Fhacks.mozilla.org%2Ffiles%2F2017%2F12%2Ftree-style-tabs.gif)