remove this brand

Author: CamDavidsonPilon

user-guide/01-getting-started/02-software-set-up.mdx

@@ -88,7 +88,7 @@ What is an image file? It's a file that contains all the required software prein
 8.  Plug power into your Raspberry Pi. LEDs onboard the Raspberry Pi may start to light up momentarily. After **a few minutes**, your Pioreactor HAT will briefly blink a blue LED, telling us it is ready.
 
 <p align="center">
-    <video width="520" muted loop="true" autoplay="autoplay">
+    <video width="520" muted loop={true} autoPlay="autoplay">
       <source src="/vid/flashing.mp4" type="video/mp4" />
     </video>
 </p>

user-guide/03-Extending your Pioreactor/01-cluster-management/02-power-cluster.md

@@ -14,10 +14,11 @@ Individual PSUs don't scale very well, so below are some other options for power
 
 You can purchase USB hubs from sites like Amazon. They may look something like below:
 
-![Example of a USB hub with 6 ports](/img/user-guide/usb_hub.png)
+
 
 **Important**: use the following guidelines before making a purchase. 
 
+ - Use a reliable brand: HyperJuice, Anker, UGREEN, Belkin.
  - Advertised max wattage: each Pioreactor requires up to 15 W, so  [number of Pioreactors] * 15 W should be less than the max wattage (plus some extra).
  - Wattage per port: Make sure each port can supply at least 15 W.  **Do not get 5V 1A power supplies**.
  - Connection type: Raspberry Pis models have different power connectors. RPi 4 and 5 use USB-C, and everything else uses microUSB. You may need to purchase USB-C to microUSB wires.