Now, as Verizon is buying the a big part of company Yahoo and the rest is Changing its name to Atlaba. Some changes are made in Flickr which Yahoo was neglecting in recent years. For the first time in about two years, you can sign up into Flickr without a Yahoo account.
Users were not happy about requiring a Yahoo account to set up Flickr back in 2014. The updated version of Flickr supports creating account with any email. Yahoo also says that there will be improvments in 2017.