"Enterprise system integration is a complicated business dominated by massive software companies such as Microsoft, Oracle, SAP, and IBM, which in turn are supported by thousands of boutique consultancies, " said Craig Materick, chief software architect at ThinkFlood.

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"The integration of the hardware, software and services necessary for system-wide security has been slow, " said Warren East, CEO, ARM.

ENGADGET: ARM seeks better security for connected devices, teams up with Gemalto and Giesecke & Devrient

But Motorola was not investing as it should have been in software integration systems that would allow it to retain its role as the system provider of choice.

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