If you find a legitimate source, here is what to watch for in 1080p Blu-ray:
Given the resurgence of interest in STR’s old films (especially after Vendhu Thanindhathu Kaadu), fans are asking: Will there be a 4K Blu-ray? Currently, Silambattam was finished on a 2K Digital Intermediate (DI). A true 4K Blu-ray would require rescanning the original 35mm negative at 4K (4096x2160) and redoing all the VFX (which were rendered at 1080p). silambattam+hd+video+songs+1080p+blu+ray+work
The Verdict: Unlikely soon. For now, the 1080p Blu-ray work remains the definitive way to watch Silambattam. The jump from DVD to 1080p Blu-ray is massive (6x the pixels). The jump from 1080p to 4K is minimal for a 2008 film with 2K VFX. If you find a legitimate source, here is
The 2008 color timing is often too warm or faded. For a modern Blu-ray, colorists "regrade" the footage. They enhance the contrast of the night songs, deepen the blacks in the action sequences, and ensure skin tones (especially STR’s) look natural. The Verdict: Unlikely soon