After numerous line stabilizations performed by AH support, things seem to be better now. (Touchwood). Hoping it stays this way.
Tracing route to youtube.com [173.194.67.190]
over a maximum of 30 hops:
1 <1 ms <1 ms <1 ms mygateway1.AR7WRD [192.168.1.1]
2 8 ms 7 ms 5 ms 105-236-11-193-esr-lo.mtnbusiness.co.za [105.236
.11.193]
3 8 ms 8 ms 8 ms ipc-recieve-rb-4a.za.mtnbusiness.net [41.181.178
.89]
4 9 ms 8 ms 8 ms rb-dca-2.za--rb-cr-1.za-a.mtnns.net [196.44.31.1
20]
5 9 ms 24 ms 24 ms jh-cr-1.za--rb-cr-2.za.mtnns.net [196.44.0.42]
6 8 ms 7 ms 8 ms qux-jh-dca-2.za-b.za.mtnbusiness.net [41.181.165
.115]
7 197 ms 198 ms 198 ms core2.ams.net.google.com [195.69.145.100]
8 201 ms 201 ms 202 ms 209.85.254.95
9 216 ms 203 ms 215 ms 72.14.238.69
10 204 ms 202 ms 203 ms 209.85.240.158
11 205 ms 214 ms 200 ms 209.85.250.161
12 * * * Request timed out.
13 202 ms 202 ms 201 ms wi-in-f190.1e100.net [173.194.67.190]
Trace complete.