Finland and Russia already use different rail gauge, because Finland still uses the older Russian (Empire) gauge and Russia uses “Soviet” gauge. Its only a 4 mm difference but still any trains that would have to run both gauges have to be designed for both, which most of russian trains are not.

Also the electrical system is completely different

Finland ackshually has 25,5 % VAT ☝️🤓

Well it is an increase of 22,4 percent but at the same time an increase of 1 percentage point. So both are correct. But as we know bigger number more better so thats what we got