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LatestSourcesas of 2026-09-15
- Bad Ideas: Why Giving Your Email List to a Third Party Is Just Dumb
A story recently broke on 404 Media that made deliverability experts everywhere cry a little inside: YouTube channel Channel 5 admitted to handing a CSV file of its email subscribers over to a third party so that person could market a new product to them. Putting aside the speci…
- iOS27: Bringing Apple Mail Improvements
Apple will officially release iOS 27 on Monday, September 14, 2026. With that release comes an updated version of Apple Mail on mobile. 9to5Mac (and others) say that improvements will include faster message loading, more reliable search, and more. Will there be other impacts? Wi…
- New from Validity: The Heatwave Domain Blocklist
Validity just launched something very interesting: the Heatwave Domain Blocklist , and the goal is to identify and measure reputation of domains engaged in “synthetic warming” (automated exchanges between controlled mailboxes designed to make a young domain look trustworthy) and…