Re: You know what would've made "Yesterday's Enterprise" better than i
The characters in the alternate timeline would've had no emotional attachment to that Worf.
Dramatic for the audience. I'd actually have liked it if it had been Worf's voice hailing Picard near the end of the battle.
"He clapped his captain—his friend—on the shoulder. Yes, this man was very much like James Kirk, in all the ways that mattered." --Christopher L. Bennett-- Star Trek: Mere Anarachy, The Darkness Drops Again