for future readers — ironically, there were actually WIP patches to re-implement the XUL tree (nsITreeView) using an HTML5 canvas years ago https://bugzilla.mo

for future readers — ironically, there were actually WIP patches to re-implement the XUL tree (nsITreeView) using an HTML5 canvas years ago https://bugzilla.mozilla.org/show_bug.cgi?id=441414#c172 https://bugzilla.mozilla.org/show_bug.cgi?id=441414#c172 --- "What has been will be again, what has been done will be done again; there is nothing new under the sun." —Ecclesiastes 1:9 "pining for a future that never arrived" https://en.wikipedia.org/wiki/Mark_Fisher#Hauntology https://en.wikipedia.org/wiki/Mark_Fisher#Hauntology