Earlier quoted context omitted.
Completely agree on the upload speeds...I had Plusnet 17MPS but in actual fact it was ~6MPS download and 0.5MPS upload. The bad part was if I did an upload of say ~20MB it would throttle my download speed thereby slowing everything to a halt.
> upload of say ~20MB it would throttle my download speed This is not directly due to the technology involved, it is due to congestion on the upstream side slowing down IP control packets (ACKs and such) as they are queued with the rest. When you have a slow upstream pipe it is very easy to see this effect. It is even worse when there are multiple upstream connections trying to use as much as they can (as seen in tor…
In the end, Plusnet increased their prices by £1 and in the small print of the email, they said I could cancel my contract within 30 days...I was 3 months in so I cancelled. Now I'm using my phone (tethered + 20GB of data for £20 a month from BT) and BT-FON free wifi for Youtube videos.