The digital IDs can be used at participating TSA checkpoints and businesses without handing over or unlocking an iPhone. So what else can be pulled from your iPhone ? If they can, others can. People walking close to you can gather info.
Live within your means, save $$ and quit buying that latte or newest phone !! If you have to take out loans to pay for their broadband, electricity, health insurance, mobile phone service, mortgage and water bills...you don't manage your $$$ ! Cut up your CC's !