Solar panels have become pretty much an everyday bit of technology. Maybe you see fields of them glinting in the sunlight from your train window on the way to work, or maybe a neighbour has popped a few on their roof. You might even be looking at your own roof and wondering whether you should bung some up there too. There’s been a definite spike in interest since the US- Israel war with Iran , with Greg Jackson, head of Octopus Energy, telling the BBC that they’d seen a “huge jolt” in sales of solar panels – a whopping 50% increase in March compared to February this year. Mark Sait, CEO of SaveMoneyCutCarbon , says it’s understandable considering astronomical energy prices and the price-cap rises predicted. “We’re seeing real unpredictability in global geopolitical energy prices. That shock of oil going up on such short notice, and as the markets move so rapidly, people like that bit of comfort of, ‘I’m in control of my own little [energy] empire’,” he says.…