Lucid, in particular, garnered much excitement when "it remained on schedule" to deliver its first products to customers at the end of last month.

Question

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What does 'it remained on schedule'?
Does that mean its first products delivered to customers as planned?

Answer 1

no, it means that the schedule they were following included delivery of product.

It sounds like there had been some controversy or uncertainty about on-time delivery, but they were adhering to the previously announced schedule.