It just looks weird to me that you get a Talent that gives you a bonus on a Skill, but you don't get to advance that Skill. I'll try the House Rule for awhile, see how it goes.
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Woah, that Unofficial errata document is LONG.

How does this look as a House Rule:

"If you buy a Career Talents that is tied to a Skill Test, than that Skill is a Career Skill for you, and you can spend XP in that Skill to buy Advances in it. Advances in that Skill also count against the ...

The Stevedore Career has access to the Dirty Fighting Talent (+1 SL and Dmg on Melee Brawling), but no access to the Melee Brawling Skill.

Am I reading this correctly?