Ann: Further Technical Update, page-32

Following the successful completion of this significant technical work, the manufacturing of the Third Platform Lot
utilizing imec’s megabit memory platform with transistors has now continued. The Lot is expected to reach the etch
step in the next few weeks. The Company plans to provide a further update to investors on the implementation of
these process improvements for the Third Platform Lot by the end of April 2022.
Subject to above comments, the expected out-of-fab date remains July 2022 as previously guided

They are still having problems with the etch step, simple as that.