At least, that's the way I see it. They've added new competition in so many areas. They've saved the consumer so much money that the federal reserve literally blamed them for lowering inflation, but instead, the federal government as painfully ironic as it is, views Amazon as the bloated overreaching organization.
... thousands of small businesses and millions of retail workers are so thankful for this "improvement". The day is nigh where you and I will also get "improved", hopefully!
Brave New World. Ideal for a certain social class: the alphas.
The main thing people get unhappy about is wealth disparity ie., how much MORE the rich have than the poor. That even today's poor have a rectangle that's effectively a magic portal to the entire world's knowledge and population is not satisfying to you when you read headlines about Bezos' mansions, right? Allow me to humbly suggest to you that if the dominant emotion of your worldview is envy, you would not have been any happier in decades past.
They are big and growing but just a bunch of talking heads and campaigns squawking "monopoly" doesn't make it so. Walmart is still bigger as a retail sector so calling #2 a monopoly is jumping the gun.
What if it takes them zero effort to do so?
On the bright side: each new satellite launch should lower the barrier to entry for the next satellite launch. This combined with growing competition in the space industry could lead the way to commercially viable spaceflight. There's so much opportunity for off-planet industry, it'll be pretty exciting to see where all of this leads.