Dan Cases is currently working on new A4 case concept approximately 10L in volume and successor to famous A4-SFX. The A4 is rumoured to feature shiftable motherboard tray, 3 slot GPUs upto 330mm in length and CPU coolers upto 60mm in height. 2.5 slot GPU's and CPU coolers upto 70mm in height etc. Specifications and hardware compatibility may change on final design.