Since in both cases it is not necessarily on a first come first received basis the comparison is valid. It depends on firm policy. However there are firms which treat the general public, hedge funds and hft traders equally.
Two conclusions:
1.If there exists a real possibility of a FTT(financial transaction tax) the valuation of the co. will collapse from current levels.
2. If the IPO is successful top computer programmers will easily be able to double or triple their current earnings. Traditional discount stocks...
Maybe water from air.
BUSINESS INSIDER ›
Scientists are working on a device that could one day harvest up to 10 gallons of drinking water per hour from thin air
JEREMY BERKE AUGUST 25, 2018 Thomson Reuters
Women carry jerry cans of water from shallow wells dug from the sand along the Shabelle...
It has nothing to do with commissions paid. They gave you back 4K because they examined the situation thoroughly. They concluded that 4k was their fault. They are an honest firm which stands behind their product.