The D220 has now been burning in for two days. Definitely the sound quality i not yet up to the level it should be. Previously owned a D120 which didn't need that long of a burn-in period. Hopefully over time it will turn out ok. Read on this forum that for some people it took weeks....
Devialet 220 Expert Pro CI | Sonus Faber Olympica II | Crystal cable speaker cables, interlink and power cables | ROON Rock on Intel NUC | Netherlands