If you're on Twitter, you've likely already heard the news but Sony has revealed the PS5......sorta. We don't actually know what the system looks like or what games will be on it but we have some details.
SSD
Faster load times
Ray tracing
Won't release in 2019
3D Audio
8K Support
Backwards compatible with PS4
Still disc-based
If you're looking for sources, here's one. Alternatively, the whole thing is trending on Twitter where you can find more sources.