Yes, for sure.
In the recommendation on sources of funding, I indicated that priority should be given to disclosing those sources in political activities. This is found in a host of other laws, such as in the United States, where companies have to provide information on the thresholds of their budgets for lobbying activities. That way, it's known to what extent they contributed.
Yes, in a system that offers registration by default, you could perhaps find thousands of communications, but at least you would also know how much money was spent on them and whether a company really put a lot of effort into them—