Question regarding Technique slot? - Barbarian

In addition to this Arsenal System, the Barbarian has a Technique Slot that they will need to unlock This slot will grant them one extra weapon

As we delve into the core components, from the skill tree and technique slots to legendary items and gear stats, you'll unravel the secrets

d4 technique slot Weapon Expertise grants passive effects and grow stronger in ranks, as long as you have that weapon type equipped Weapon Technique Slot After

money train slot demo So my question is does the added bonus that you get at rank 10 on each expertise not apply to the technique slot? For example rank 10 2h sword