I suspect this stems from the timeline section of last Runefest's keynote speech. The word 'summer' is mentioned, and Orthen soon after (but with a clear - to me - break in the speech and showing it at the end of the visual timeline on the screen). Regardless, these such talks are only ever plans, not promises.
I can understand how one might misinterpret that, and also that not everyone keeps up with all our official communications.
The only official communications since then, suggesting any sort of release date, is a dev Q&A livestream from a few weeks ago. Here is Rubic's tl;dw, with a link to the VOD (watch from the 12-minute mark for the clearly stated October release window - still not a promise, especially given how bad 2020 has been for us all):
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