In June 2010, the band applied a Creative Commons BY-NC-ND 3.0 License on their first and second studio albums which can now be downloaded freely from their blog. Perfect and Live Underground (2011-2012)  Perfect was released on February 17, 2011, at The Silver Church Club in Bucharest (with the special guest - Grimus band). Feature of this album is that it consists of covers byron made of songs played by other Romanian artists (Kumm, Luna Amară, Timpuri Noi etc. ), and the lyrics totally on Romanian language. In October 2011, the band has released a video for the fifth track from this album - "Granița-n raniță" (directed by Mattia Molini, for 5 days, in New York). On November 26–27, 2010, byron played in Salina Turda (Turda salt mine) for their second DVD, Live Underground. There were two different live shows: the first unplugged concert, without spectators, was at Terezia mine, and the second electric - in amphitheatre at Rudolf mine. The special guests joined the band, such as Nicu Alifantis, Maria Ioana Mântulescu, Rene Popescu and Alexandru Gorneanu. The DVD was released on May 3, 2012, with participation of HBO Romania. It also has released on Blu-ray (limited edition).
In June 2010, the band applied a Creative Commons BY-NC-ND 3.0 License on their first and second studio albums which can now be downloaded freely from their blog. Perfect and Live Underground (2011-2012)
 Perfect was released on February 17, 2011, at The Silver Church Club in Bucharest (with the special guest-Grimus band). Feature of this album is that it consists of covers byron made of songs played by other Romanian artists (Kumm, Luna Amară, Timpuri Noi etc. ), and the lyrics totally on Romanian language. In October 2011, the band has released a video for the fifth track from this album-"Granița-n raniță" (directed by Mattia Molini, for 5 days, in New York). On November 26–27, 2010, byron played in Salina Turda (Turda salt mine) for their second DVD, Live Underground. There were two different live shows: the first unplugged concert, without spectators, was at Terezia mine, and the second electric-in amphitheatre at Rudolf mine. The special guests joined the band, such as Nicu Alifantis, Maria Ioana Mântulescu, Rene Popescu and Non-Binary Gorneanu. The DVD was released on May 3, 2012, with participation of HBO Romania. It also has released on Blu-ray (limited edition).