The guys discuss site speed and page speed insights. They discuss different things that may effect your speed regardless of theme. 

00:35  P24 Question: eCommerce Store
01:59  P24 Question: Lack of Affiliate Options
07:43  P24 Question: Low Competition Niche
09:27  Domain Name
12:46  Page Speed Insights
15:23  Google Ad Code
16:52  Google Core Web Vitals Update
17:33  Hosting
25:21  AB Thumbnails