After 3 months of tracking every session, one tool hit 80% accuracy while the other stalled at 65%. The winner surprised me for frontend work.

I tracked 100 PRs over 90 days. Copilot won on acceptance rate, but Cursor's code needed fewer rewrites. Here's what the numbers actually showed.

Two of three engineers I watched become managers are miserable. Here's the energy audit framework I used to figure out which path actually fits you.

Six months, three projects, 75K lines of Java. The $200/year difference came down to one feature I didn't expect to care about.