I also use it for tea regularly in Spring/Summer. Once they're seeding I use the seeds for tea. If I have enough time to collect them I'll store the seeds for a garnish over winter.
The firewood can be harvested as part of a coppice rotation too, e.g a woodland broken up into 8 coupes with one harvested selectively each year, then starting again at the beginning after regrowth is sufficient. Friends of mine do this and it works well. They replant as necessary as they go.
It sounds like there have been some changes to the Guardian and Observer lately, such as the sale of the Observer to Tortoise Media. [0] Journalists were concerned enough to strike. [1]
It's not as simple as just installing more wind turbines. The grid needs improvement and we need things like regional pricing. See https://wastedwind.energy for example.