We review some features of three-dimensional (3D) massive gravity theories.
In particular, we stress the role of the Schouten tensor, explore an analogy
with Lovelock gravity and discuss renormalizabilty.Comment: 11 pages, Contribution to proceedings of the workshop {\it Cosmology,
the Quantum Vacuum and Zeta Functions} in celebration of the 60th birthday of
Emilio Elizalde; Barcelona, 8-10 March, 2010. Additional references in v