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AL - quite a few people using Aggregated Layouts - a couple using simple layouts. Lot of interest in terms of Distributed Layouts - supposed to be a simpler migratation path to DLM than ALM from simple layouts. Also DLM is a bit more flexible.
Problems pushing layout fragments via AL damaging layouts if the user is logged in. Memorial running push fragments when the portal is down.
ALM / DLM - DLM has more flexibility in terms of being able to edit tabs with pushed content on it. DLM not quite production ready yet.
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