For the last 20 years, Celtronic has been a vital part of the island’s world-beating festival scene. Uniting some of the very best names in electronic music worldwide with all Ireland has to offer, its annual, forward-pushing presence in Derry has been an unwavering joy to behold. As with so many other festivals, big and small, organisers have had to think outside the box to make this year’s outing a reality. Cue Celtronic 2020: Together-Apart. Taking place online from Tuesday June 20th to Sunday July 5th, this year’s festival will feature over 100 hours of exclusive performances from more than 60…