She is more of an unknown as far as the US population is concerned. Much of her canvassing is intended to fix that. Introducing herself. That has influenced what she can spend her time on. Eg leaving the convention to canvas elsewhere.Kamala is not popular on her own merits, she is only popular because of the hatred nearly half of the US has for Trump
When it comes to a Trump - Harris Show people need to consider US media politics. It's main media is not like ours so there is bound to be arguments about which network can hold it. Well, they appear to have agreed one.
The other point about the US is that it very much a one of 2 parties country and most states tend to always vote the same way. An example
Texas Presidential Election Voting History - 270toWin
Information on how the residents of Texas have voted in presidential elections. Includes trends and polls for the 2024 election, as well as a Texas voting history and narrative.
www.270towin.com
What do pundits say - even just 1 month campaigning is a long time in US politics. Actually at times I think it can be here as well. I think it was in our most recent one.