The exercise is already paying off. Implementing this GC I was able to see some
details I missed when I've done the `analysis of the current implementation`__.
-__ http://proj.llucax.com.ar/blog/dgc/blog/tag/understanding%20the%20current%20gc
+__ https://proj.llucax.com.ar/blog/dgc/blog/tag/understanding%20the%20current%20gc
For example, I completely missed **finalization**. The GC stores for each cell
a flag that indicates when an object should be finalized, and when the memory