I went into this article with so much skepticism, but yeah, the author addresses all of my concerns. This is a cool project and now I get why you'd do it this way.
This point I'm not so sure about:<p><pre><code> Do not buy a multi-charger for the RPi4, they may appear
to work, however if you look into things you will find
that they are "browning out". Official adapters are not
expensive, my advise is not to be stingy.
</code></pre>
Are they meaning things like this?<p><a href="https://www.amazon.com.au/dp/B07BSBYKDQ" rel="nofollow">https://www.amazon.com.au/dp/B07BSBYKDQ</a><p>Personally, I've been looking at setting up an RPI4 based cluster and was thinking of getting one of those.<p>Though ideally, I'd probably go with something that can remotely power on/off any given RPI4<p>eg Shoot The Other Node In The Head (STONITH) for HA and testing, etc.<p>With proper rack servers, we used to use these:<p><a href="https://www.wti.com/products/ips-800-ce-internet-power-switch-dual-10a-240v-8c13" rel="nofollow">https://www.wti.com/products/ips-800-ce-internet-power-switc...</a>