ARM vs. PPC (why continue the PPC path?)

[TheBilgeRat]

I would think ARM is attractive in the sense that it is getting tiny and very efficient compared to x86.  I am not too sure what modern PPC platforms or chips you are referring to.  Is there a link somewhere to cheap modern PPC chips?

[TheBilgeRat]

From TFA:

T4240 Markets and Applications
• Service provider networking: RNC,
metro networking, gateway, core/edge
router
• Enterprise equipment: Router, switch
services, UTM
• Data centers: ADC, WOC, UTM, proxy,
server appliance
• Storage controllers: FCoE bridging,
iSCSI controller, SAN controller
• Aerospace, defense and government:
Radar imaging, ruggedized network
appliance
• Industrial computing: Single board
computers