This screenshot says it all:
All these questions were bumped to the top on September 26th, and none of them have got answers. They are about VASP, LAMMPS, Quantum ESPRESSO, QMC, and TDDFT, all which ...
In August we had at least 1 question each day
In September we had 1 day with 0 questions
In October we had 3 days with 0 questions
16 November was already day number 5 with 0 questions in November.