The first entry is always the pin's source. Overall confidence is a weighted average of how firmly each reference supports the start and end times used above; a reference counts half as much for every 180 days older than the newest.
Happened as dated, per macrumors.com: "iPad Air 2 Rumored to Launch in October, Updated Retina iPad Mini May Come Later A…"
CBS News confirms Apple[3] "unveiled the new iPad Mini 3 and iPad Air 2" at its 16 October 2014 event, again predating the pin's 31 October placeholder date used for the earlier 'rumored... in October' framing.
Apple's own newsroom press release confirms the iPad Air 2 was introduced on 16 October 2014 with pre-orders "beginning Friday, October 17" - the actual announcement fell earlier in the month than the pin's 31 October placeholder date used for the vaguer 'due in October' rumor it describes.
Something missing or wrong? Say it in your own words: a link that backs this pin up, a different start or end date and why, or a fact it lacks or gets wrong. The AI checks it against this pin's sources, searches for better ones, and adds any page that backs you up. The pin's own sources still count most.