I love a good fairy tale as much as the next person: Snow White, Sleeping Beauty, Hansel and Gretel, Sun Cable. The really tragic part of this list is that it’s only Sun Cable that doesn’t have a happy ending.

Who would have thought that a project that involved hundreds of solar panels located in the middle of nowhere, a raft of gigantic batteries and over 4,000 kilometres of underwater cables could fail? The answer is pretty much everyone, but when there are two bulls – OK, billionaires – in the same paddock, the initial response by the aggressive beasts is...