I'm sorry you feel this way. You should never battle with gaming on an Uncapped account with gaming as it gets highest priority on the network.
Have you run any trace routes or other testing when your speeds are really poor?
Local Tracert
Tracing route to google.co.za [74.125.233.87]
over a maximum of 30 hops:
1 2 ms 2 ms 2 ms login.router [10.0.0.2]
2 17 ms 11 ms 9 ms 105-236-6-65-esr-lo.mtnbusiness.co.za [105.236.6.65]
3 737 ms 471 ms 380 ms ipc-recieve-jh-1a.za.mtnbusiness.net [41.181.178.5]
4 355 ms 385 ms 402 ms qux-jh-dca-2.za-b.za.mtnbusiness.net [41.181.165.115]
5 465 ms 467 ms 486 ms jh-dca-2.za--qux-b.za.mtnbusiness.net [41.181.165.114]
6 478 ms 360 ms 12 ms 41.181.139.109
7 13 ms 12 ms 11 ms 72.14.194.74
8 13 ms 13 ms 12 ms 64.233.174.57
9 12 ms 12 ms 12 ms google.co.za [74.125.233.87]
Trace complete.
International Tracert
Tracing route to thinkbroadband.com [80.249.99.130]
over a maximum of 30 hops:
1 2 ms 1 ms 1 ms login.router [10.0.0.2]
2 10 ms 10 ms 10 ms 105-236-6-65-esr-lo.mtnbusiness.co.za [105.236.6.65]
3 11 ms 10 ms 10 ms ipc [41.181.178.5]
4 10 ms 10 ms 10 ms qux-jh-dca-2.za-b.za.mtnbusiness.net [41.181.165.115]
5 11 ms 10 ms 10 ms jh [41.181.165.114]
6 192 ms 191 ms 191 ms ls-pr-1.uk--ls-cr-2.uk-a.mtn.net [209.212.111.201]
7 206 ms 206 ms 206 ms linx-gw1.thn.ncuk.net [195.66.224.240]
8 208 ms 209 ms 207 ms gi1-24-10-star1.core-rs2.thdo.ncuk.net [80.249.97.9]
9 207 ms 206 ms 206 ms thinkbroadband.com [80.249.99.130]
Trace complete.
International Speedtest
Downloaded 10.0 megabytes in 2:40 seconds. (63.73 KB/s)
Local Speedtest
@Afriman