Apple may have a surprise iPad update announcement in store for this week. 9to5Mac says it has corroborated a report from Supercharged that Apple will announce spec bumps for three of its iPads — the base model, the iPad Air, and the iPad Mini. In a story this morning for Bloomberg, Mark Gurman said, “I don’t believe updates of any significance are imminent,” while also mentioning Apple has versions of the iPads with new chips in development.
9to5Mac says Apple will issue a press…