Thursday Morning Riddle

I’m a toothpaste container with small screw-off cap;
I’m a TV; or video website with app;
The whole Internet, as per that Ted Stevens chap;
And I’m underground London, so please mind the gap!

Who am I?

UPDATE: Riddle solved by Asher. See comments for answer.

2 Responses to “Thursday Morning Riddle”

  1. Asher Says:

    Tube

  2. Bill Says:

    TUBE is correct. Way to go, Asher!

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