Are low interest rates (several years ago) making some owners less likely to sell?

Are low mortgage interest rates from 2012-2013 keeping today's inventory levels down?  Sound confusing?  Read the excerpt above, or the entire article on the Matrix Blog....

     New Angle: Blame Low Mortgage Rates
 
Here in Harrisonburg, I don't talk to many homeowners who are hesitant to sell because of the low interest rate they obtained in 2012-13.  In fact, I don't see many homeowners who bought in 2012-13 even considering selling at all.  If you bought a home in 2012-13, likely you were and are planning to be in it for quite a few more years.
 
And today's higher mortgage interest rates?  They aren't really that high!