Having an ORCID gives you the following benefits:
Additionally, ORCID is an open, non-profit and community-driven effort. Its registry offers an open and transparent linking mechanism between ORCID and other current researcher ID schemes.
ORCID has the following limitations:
Include your ORCID identifier on your researcher profile page, on publication submissions, grant applications, and in any research workflow to ensure you get credit for your work. It is a good idea to link it to other identifiers such as ReseacherID and Scopus Author ID so that all your works can be readily associated with your research profile.
ORCID allows you to link to your profile with other databases.
In particular, ORCID:
There are a few different ways to add publications to your ORCID profile:
This blog post outlines ways to get the most of your unique ORCID.
If you have an idea of how you think ORCID could improve their service you can post it on the ORCID ideas forum and track the development status.