Can your Mac run Apple’s next-gen macOS Catalina?

macOS Catalina
Gregg Keizer for Computerworld:Apple kept to past practice yesterday when it said virtually all Macs able to run the current version of macOS will be supported by the upcoming upgrade, dubbed “Catalina,” when it ships this fall.
Apple has relied on an odd-even cycle for its macOS upgrades’ system requirements. The cadence has alternately retained the prior year’s models on the new version’s support list (odd-numbered years, like this one, with odd-num