How much of a threat is Amazon Haul to Temu?

In the face of increasing competition from the likes of Temu and Shein, Amazon rolled out its new budget marketplace, Haul, in beta to the UK last week.
The new offer consists of a app-only shopping feature, with all products priced £20 or less.  
The offer is currently only available to “select customers” when they next update their Amazon shopping app, before being rolled out to all remaining shoppers during the coming weeks, according to its website.
The UK is the