Bruce Irvin’s confusing tweet implies Calais Campbell visited Raiders

(Jose Carlos Fajardo/Bay Area News Group) Raiders’ Bruce Irvin (51) uses a tablet while on the sideline on Aug. 27, 2016. Wording matters, even on Twitter, as displayed by Bruce Irvin on Wednesday.

The Raiders linebacker caused a bit of confusion with a tweet he sent about free agent defensive lineman Calais Campbell, whom the team may target.

@Campbell93 in the building today and that 93 locker waiting on you! Showww would look good in that silver and black! #comehome #darkside

At first glance, the tweet reads as if Campbell visited the Raiders on Wednesday. That might cause concern among Raiders fans since players cannot sign players until March 9 — but they were welcome to talk with players…