(06 May 2015, 5:55 pm)Andreos1 wrote Jammy so and so :p
Try living in the urban sprawl of T&W and having to rely on the 4. 15 minutes sounds like a dream!
Think you and your mates must just be rather unlucky...
Of the seven buses out on the 4 service at the moment, the maximum delay is three minutes late (ie within the one minute early to five minutes late guideline as 'on-time'.) The biggest problem right now is one bus running two minutes early!