Big companies are made of teams of teams.
The little teams don't really get to make purchasing decisions.
If there's a free alternative, little teams just have to suck it up and try to make it work.
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Also consider that many of these expenses are born by the 'cost center' side of the house, that is, the people who don't make money for the company.
If you work in a cost center, the name of the game is saving money by cutting expenses.
If technology goes into the actual product, the cost for that is accounted for differently.