That's basically why I bought my N4 as well. Grabbed it when the price drop hit and I'll get the N5 as well. Dedicate my N4 to Ubuntu Touch and run the latest Android on the N5.
Sent from my Nexus 4 using XDA Premium 4 mobile app
Google Nexus 5 - Stock
Google Nexus 4 - Ubuntu Touch
HTC One X - AOSP or Nothing (being prepped to sell)
Originally Posted by S.Ream
The ignorance of others is detrimental to us all.