The data should be accurate though. Any data-driven decisions can easily miss the original intentions if they're made with bogus information.
Looking at browser usage data from GA when Firefox specifically blocks it quite often is useless.
Looking at browser usage data from GA when Firefox specifically blocks it quite often is useless.
Nepotism and bias aren't the alternative here. If you require that decisions are driven by data and you don't have access to accurate data, you should default to doing nothing. If anything, nepotism and bias sneak in when decisions are made despite the fact that no accurate data is avaliable.