But if you have the time, can assemble IKEA ... bookcases, and don't worry about following the alternating pattern perfectly. For the OXBERG doors that cover the main part of the BILLY bookcase ...

She installed doors to hide ... The curved corners on this Billy bookcase from @kensington_abode give the shelves a modern flair no one would guess started as IKEA furniture.

According to Ikea Retail, the three leading online searches within its Ingka Group were for its Kallax shelving unit, Billy ...