Chat about Novel Coronavirus - 2019-nCoV - COVID-19

Is it just me, or does this article contain statements of fact that aren't backed by research? Also seems quite Switzerland specific. I thought that most studies found that covid is only slightly inhibited by hot weather

One example:

So: Sars-Cov-2 isn’t all that new, but merely a seasonal cold virus that mutated and disappears in summer, as all cold viri do — which is what we’re observing globally right now. Flu viri mutate significantly more, by the way, and nobody would ever claim that a new flu virus strain was completely novel. Many veterinary doctors where therefore annoyed by this claim of novelty, as they have been vaccinating cats, dogs, pigs, and cows for years against coronaviri