Hits all the major platforms - Mac, Windows, iPad, iPhone, Android, and Linux
Attempts to be the new dead simple solution - however, at times is not as intuitive as Evernote and misses the mark in some ways.
Reliable service - rather consistently is up
Wunderlist is entirely free
No known data breaches or security flaws
Web, Windows Desktop Application, Windows Phones
Group sharing/editing is useful but not entirely unique (Google Notebook and Docs; Evernote Premium; Zoho Notebook) weak offline capabilities (i.e. Evernote enables easy offline access and seamless syncing when you regain an Internet connection)
No reliability issues have been reported, but the required Internet connection and Windows device makes full reliability unlikely.
Relatively expensive at $79.99 for the stand-alone program; less expensive as a bundle of other MS products
With less cloud-dependent functionality, it appears that data will be kept private and remains less vulnerable to exposure.