Arris Q1 numbers still showed a loss, but after taking out around $96 million of impairments and one or two other non-cash items, Arris said that it would have made a profit of some $78 million, up from not much more than half that figure, on revenues of $1.58 billion, up from last year from $1.48 billion, but down from Q4 when it was $1.74 billion. CEO Bruce McClelland reported a rise in gross margin to 31.7% which was brought about by getting a more favorable product mix, making more sales in network, cloud and enterprise and less in CPE (customer premises equipment). Quietly Arris seems to be heading away from being a set top company – so why did…