This would make sense - most of top talent left when they realized what can happen to them and those who decided to stay did it mostly for family reasons. So someone needs to fill in this hole.
The notion of most top talent leaving is very much opposite of true.
Some reasons for better than ever demand in IT are the creation of alternatives to some gone paid western products like SAP or migration of the existing solutions to open-source stack: e.g. from Sql server/Oracle to PostgreSQL and/or adding Linux support instead of just Windows.