Hey there! I understand you. The lyrics feature is currently being improved and worked on. A specific date has not being mentioned, Spotify has a true passion for music and a genuine aim at providing the most tailored selection and user-friendly features; a solution will surely be provided. If you would like to vote for the lyrics feature, you could do so here: https://community.spotify.com/t5/Live-Ideas/Desktop-Music-Please-bring-back-the-Lyrics-Feature-Singi...
If you really want lyrics back, there is the desktop MusiXmatch app now in beta, you can find it here http://us2.campaign-archive1.com/?u=4b1d896682cf4cf0f839571b6&id=ddd487dada&e=0c2d19a218 The MusiXmatch service decided to go with it's own self contained apps to be used for other music services other than just Spotify.
Agreed they've taken my three favorite features away since I started to pay for it in 2014. They are all talk and no action. And after observing multiple post and empty promises of them I can fullheartedly agree that they indeed couldn't care less what their customers think.