Simple Productivity Hack

I'm working on something which is not interesting nor time critical. Before I realize what I've done, I’ve opened a new tab, typed in Y or R and pressed Enter. The page loads in milliseconds. My eyes are feasting on my Reddit or Youtube feed, hunting for a quick dopamine boost to distract me from the mundane task at hand. Courtesy of their sophisticated recommendation algorithms, I usually succeed.
Over the years, I've tried several strategies to curb this impulse. Most of them have involved the use of Chrome extensions to block entire domains while working. But this approach ha...