Real soon™ now.
The team is just testing before they deploy… shouldn’t be too long. An hour or two I would guess.
No SOLO rewards past last stage is correct, as it doesn’t technically end at the 65th battle. We might look at changing that in the next invasion though.
As for compensation… .we don’t really have a good way to compensate that right now directly with energy, but we’ll examine another way to get some compensation out.