They predicted the dams would keep generating power for up to a year without any maintenance so long as the supporting infrastructure remained intact.
Strung for the celebration where Phil announced his retirement after 34 years in the Corps and where his daughter Millena had quietly taken him aside to double his joy with the news of his first grandchild (relieving his anxiety about ways to fill his newfound time), the lights in the back garden hadn’t begun their slow fade from bright white to coppery yellow until a full nineteen months later.
No-one remained to witness the demonstration of power’s unexpected longevity.