Superconductivity in the 2D Hubbard model: yes, no, or maybe?

Absence of superconductivity in the pure two-dimensional Hubbard Model
Authors: Mingpu Qin, Chia-Min Chung, Hao Shi, Ettore Vitali, Claudius Hubig, Ulrich Schollwöck, Steven R. White, and Shiwei Zhang (Simons Collaboration on the Many-Electron Problem)
Phys. Rev. X 10, 031016 (2020); DOI: 10.1103/PhysRevX.10.031016

Recommended with a commentary by Andrey V Chubukov, University of Minnesota
|View Commentary (pdf)|

This commentary may be cited as:
DOI: 10.36471/JCCM_February_2021_01
https://doi.org/10.36471/JCCM_February_2021_01

How universal is Hydrodynamics?

Non-Hydrodynamic Initial Conditions are Not Soon Forgotten
Authors: T. R. Kirkpatrick, D. Belitz, and J. R. Dorfman
arXiv:2102.08447

Recommended with a commentary by Jörg Schmalian, Karlsruhe Institute of Technology
|View Commentary (pdf)|

This commentary may be cited as:
DOI: 10.36471/JCCM_February_2021_02
https://doi.org/10.36471/JCCM_February_2021_02

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