The headline facts are simple:
That sequence matters. Brentford are not just ahead; they appear to have found space, moved the ball quickly and punished Spurs before the game could settle. A first-half lead can come from one moment. A 2-0 lead usually means repeated pressure has been turned into real damage.
When a side is described as struggling in the opening period, the problems are often structural as much as emotional. Spurs now appear to be chasing a game that Brentford can play on their terms.
The concerns are obvious:
At 2-0, Spurs do not just need control of the ball; they need cleaner decisions, stronger duels and a sharper threat in the final third.
The first half has belonged to Brentford, but live games can swing quickly if the team behind finds an early breakthrough after the interval. That is now the key storyline: whether Spurs can turn territorial pressure into a route back, or whether Janelt, Lewis-Potter and Brentford have already built a lead strong enough to carry through the second half.