The D&D 3rd edition balance blunder

This is not my usual topic, so if you were expecting some electoral analysis, click on.

In 2000, Wizards of the Coast published their first edition of the popular role-playing game Dungeons & Dragons — known as 3rd edition. They made numerous changes, many of them intended to simplify and regularize the game. They also made spellcasters too powerful, and warriors too weak.