Which will still be there for those who need them. And remember that Finland is geographically quite large country with a lot of small towns and villages[1]. Not everyone is close to a library. Not to mention that the weather in winter will definitely discourage people, especially the elder, from walking to one.

[1]: Here's a list of the 20 largest municipalities: http://www.stat.fi/tup/suoluk/suoluk_vaesto.html#suurimmat. The smallest of those has population of 48 907. About half of Finland's population is spread around municipalities smaller than that.