[Izkata]

6) the site uses Javascript to disable the default action and reimplements it, treating middle clicks as left-clicks and browsing away from the current page instead of opening a new tab.

Jira does this in several places, but not everywhere.

[etxm]

I have a hard time not smashing my laptop when this happens.

[dlkmp]

Atlassian software is definitely the champion in creating unexpected behavior within their apps. I'm using Tridactyl to use vim motions in my browser and they've made it entirely impossible for me to search within a page as they capture '/' to open the issue search.