Just using that stream is enough to raise the issue with playbin.
# gst-launch-1.0 playbin uri="https://r4---sn-a5uoxu-gpme.googlevideo.com/videoplayback/id/vGNm5IFXm8U.4/itag/95/source/yt_live_broadcast/sq/7044
61/file/seg.ts?requiressl=yes&ratebypass=yes&cmbypass=yes&goi=160&sgoap=gir=yes;itag=140&sgovp=gir=yes;itag=136&hls_chunk_host=r4---sn-a5uoxu-gpme.googlevideo
.com&ei=2X3aWPfuDZmY1gLJp4b4AQ&gcr=lv&playlist_type=DVR&mm=32&mn=sn-a5uoxu-gpme&ms=lv&mv=u&pl=21&upn=cDBJLB9Tc0Y&mt=1490713913&ip=159.148.29.37&ipbits=0&expir
e=1490735672&sparams=ip,ipbits,expire,id,itag,source,requiressl,ratebypass,live,cmbypass,goi,sgoap,sgovp,hls_chunk_host,ei,gcr,playlist_type,mm,mn,ms,mv,pl&si
gnature=7376E173010A4DF7BD61AADDFB5116647C53ED10.7201CC052478B9FF147D0D8C4F7B9EE693261887&key=dg_yt0&playlist=index.m3u8&live=1&goap=clen=81233;lmt=1490714062
055194&govp=clen=606000;lmt=1490714062055194&dur=5.000"
Setting pipeline to PAUSED ...
Pipeline is PREROLLING ...
ERROR: from element /GstPlayBin:playbin0/GstURIDecodeBin:uridecodebin0/GstSoupHTTPSrc:source: Secure connection setup failed.
Additional debug info:
../../../gst-plugins-good-1.8.3/ext/soup/gstsouphttpsrc.c(1578): gst_soup_http_src_parse_status (): /GstPlayBin:playbin0/GstURIDecodeBin:uridecodebin0/GstSoupHTTPSrc:source:
Unacceptable TLS certificate (6), URL: https://r4---sn-a5uoxu-gpme.googlevideo.com/videoplayback/id/vGNm5IFXm8U.4/itag/95/source/yt_live_broadcast/sq/704461/file/seg.ts?requiressl=yes&ratebypass=yes&cmbypass=yes&goi=160&sgoap=gir=yes;itag=140&sgovp=gir=yes;itag=136&hls_chunk_host=r4---sn-a5uoxu-gpme.googlevideo.com&ei=2X3aWPfuDZmY1gLJp4b4AQ&gcr=lv&playlist_type=DVR&mm=32&mn=sn-a5uoxu-gpme&ms=lv&mv=u&pl=21&upn=cDBJLB9Tc0Y&mt=1490713913&ip=159.148.29.37&ipbits=0&expire=1490735672&sparams=ip,ipbits,expire,id,itag,source,requiressl,ratebypass,live,cmbypass,goi,sgoap,sgovp,hls_chunk_host,ei,gcr,playlist_type,mm,mn,ms,mv,pl&signature=7376E173010A4DF7BD61AADDFB5116647C53ED10.7201CC052478B9FF147D0D8C4F7B9EE693261887&key=dg_yt0&playlist=index.m3u8&live=1&goap=clen=81233;lmt=1490714062055194&govp=clen=606000;lmt=1490714062055194&dur=5.000, Redirect to: (NULL)
ERROR: pipeline doesn't want to preroll.
Setting pipeline to NULL ...
Freeing pipeline ...
But using souphttpsrc the TLS ssl-strict works.
# gst-launch-1.0 souphttpsrc location="https://r4---sn-a5uoxu-gpme.googlevideo.com/videoplayback/id/vGNm5IFXm8U.4/itag/95/source/yt_live_broadcas
t/sq/704461/file/seg.ts?requiressl=yes&ratebypass=yes&cmbypass=yes&goi=160&sgoap=gir=yes;itag=140&sgovp=gir=yes;itag=136&hls_chunk_host=r4---sn-a5uoxu-gpme.go
oglevideo.com&ei=2X3aWPfuDZmY1gLJp4b4AQ&gcr=lv&playlist_type=DVR&mm=32&mn=sn-a5uoxu-gpme&ms=lv&mv=u&pl=21&upn=cDBJLB9Tc0Y&mt=1490713913&ip=159.148.29.37&ipbit
s=0&expire=1490735672&sparams=ip,ipbits,expire,id,itag,source,requiressl,ratebypass,live,cmbypass,goi,sgoap,sgovp,hls_chunk_host,ei,gcr,playlist_type,mm,mn,ms
,mv,pl&signature=7376E173010A4DF7BD61AADDFB5116647C53ED10.7201CC052478B9FF147D0D8C4F7B9EE693261887&key=dg_yt0&playlist=index.m3u8&live=1&goap=clen=81233;lmt=1
490714062055194&govp=clen=606000;lmt=1490714062055194&dur=5.000" ssl-strict=false
Setting pipeline to PAUSED ...
Pipeline is PREROLLED ...
Setting pipeline to PLAYING ...
New clock: GstSystemClock
ERROR: from element /GstPipeline:pipeline0/GstSoupHTTPSrc:souphttpsrc0: Forbidden
Additional debug info:
../../../gst-plugins-good-1.8.3/ext/soup/gstsouphttpsrc.c(1634): gst_soup_http_src_parse_status (): /GstPipeline:pipeline0/GstSoupHTTPSrc:souphttpsrc0:
Forbidden (403), URL: https://r4---sn-a5uoxu-gpme.googlevideo.com/videoplayback/id/vGNm5IFXm8U.4/itag/95/source/yt_live_broadcast/sq/704461/file/seg.ts?requiressl=yes&ratebypass=yes&cmbypass=yes&goi=160&sgoap=gir=yes;itag=140&sgovp=gir=yes;itag=136&hls_chunk_host=r4---sn-a5uoxu-gpme.googlevideo.com&ei=2X3aWPfuDZmY1gLJp4b4AQ&gcr=lv&playlist_type=DVR&mm=32&mn=sn-a5uoxu-gpme&ms=lv&mv=u&pl=21&upn=cDBJLB9Tc0Y&mt=1490713913&ip=159.148.29.37&ipbits=0&expire=1490735672&sparams=ip,ipbits,expire,id,itag,source,requiressl,ratebypass,live,cmbypass,goi,sgoap,sgovp,hls_chunk_host,ei,gcr,playlist_type,mm,mn,ms,mv,pl&signature=7376E173010A4DF7BD61AADDFB5116647C53ED10.7201CC052478B9FF147D0D8C4F7B9EE693261887&key=dg_yt0&playlist=index.m3u8&live=1&goap=clen=81233;lmt=1490714062055194&govp=clen=606000;lmt=1490714062055194&dur=5.000, Redirect to: (NULL)
Execution ended after 0:00:00.586707037
Setting pipeline to PAUSED ...
Setting pipeline to READY ...
Setting pipeline to NULL ...
Freeing pipeline ...
So at least somehow reproducible.
Wavefield T90: 0.8W - 1.9E - 4.8E - 13E - 16E - 19.2E - 23.5E - 26E - 33E - 39E - 42E - 45E on EMP Centauri DiseqC 16/1
Unamed: 13E Quattro - 9E Quattro on IKUSI MS-0916