Also, wealthy people (or those moderately well off) can avoid tax with a decent understand of tax law. So they might not care. Plenty of people only care about optimising their own returns on capital and effort invested. If I can sell a business for £10m and somehow pay no tax legally, vs selling and paying 20% capital gains tax -- I would always prefer to pay absolutely nothing. Shocker.
Last, I have a good understanding of local and international tax law, and while the system is somewhat broken, it's not massively broken -- steps are being taken internationally to fix major issues.
If Amazon left the UK, people would still buy nearly as much as they do now.
Out of curiosity, what motivates you to defend a multinational company enriching itself at the direct expense of you? Of it being able to funnel billions of pounds away from your social services, your schools, your hospitals, your roads, your education system?
It also excludes the payroll tax which they must pay, which is monumental. These types of articles are just outrage-generating clickbait.