[kaugesaar]

This seems out of date: "Google AdWords provides a handy Keyword Tool".

You'll end up on a page explaining Keyword Planner has replaced Keyword Tool. To access the tool I must sign in to my AdWords account.

[jonknee]

So you have to sign into your free Google AdWords account to use a feature of Google AdWords? The link still works and even explains what has changed in significant detail.