From what I remember, in Zoom the meeting’s host needs to enable E2EE, it’s not automatic, and it disables a lot of Zoom’s features while also limiting the amount of participants.
I’ve seen them say their solar panels will provide more energy for the same amount of land at a lower cost.
But it doesn’t seem like their prices are publicly available yet.
I think it’s still interesting as it shows the potential.
And Oxford PV recently had a commercial sale of a perovskite solar panel with a 25 year guarantee
By adapting the formulation and synthesis of the perovskite and the cell design and encapsulation optimization, Oxford PV succeeded in mitigating stability-related deficits and aims at providing future buyers of their modules with the industry-standard 25 year performance guarantee
Photovoltaics