Re: was NX01 ever referred to as 'The' Enterprise?
NX was the designation used for experimental starships in the Federation Starfleet. Earth's Starfleet obviously followed different rules.
Eh.... I think they just screwed it up.
Kind of like 1701-B, C, D, & E.
You are erratic, conflicted, disorganised. Every decision is debated. Every action questioned. Every individual entitled to their own small opinion. You lack harmony, cohesion, greatness. It will be your undoing.