Bandwidth: can be mitigated using <a target="_blank" rel="noopener noreferrer" href="https://docs.joinpeertube.org/admin/following-instances#instances-redundancy">PeerTube redundancy system</a> and cache servers that serve video static files in front of your PeerTubeinstance
But some pars of PeerTube can be horizontally scaled to bypass the following limits, as described in our <a target="_blank" rel="noopener noreferrer" href="https://docs.joinpeertube.org/maintain/configuration#scalability">scalability guide</a>:
Communicate with the streamer and other viewers using the <a target="_blank" rel="noopener noreferrer" href="https://livingston.frama.io/peertube-plugin-livechat/">livechat PeerTube plugin</a>
Communicate with your viewers using the <a target="_blank" rel="noopener noreferrer" href="https://livingston.frama.io/peertube-plugin-livechat/">livechat PeerTube plugin</a>
Control the PeerTube player embed using the <a target="_blank" rel="noopener noreferrer" href="https://docs.joinpeertube.org/api/embed-player">embed API</a>
Enable <a target="_blank" rel="noopener noreferrer" href="https://docs.joinpeertube.org/admin/configuration#live-streaming">live streaming</a> for your instance
Enable or disable signup, <a target="_blank" rel="noopener noreferrer" href="https://docs.joinpeertube.org/admin/managing-users#registration-approval">approve manually new users</a> or set upload limits
Get <a target="_blank" rel="noopener noreferrer" href="https://docs.joinpeertube.org/use/video-stats">detailed statistics</a> on your videos (views, watch time, unique viewers...)
If you want to store many videos on your PeerTubeinstance, you may want to store videos externally using <a href="https://docs.joinpeertube.org/maintain/remote-storage" target="_blank">Object Storage</a>.