Jon Speelman: Calculation without excessive genuflection

This week, I’m looking at calculation and what’s reasonable for a mere human being without excessive genuflection to our silicon lords and masters. One thing that the silicon brings us is a totally unprejudiced “eye”, but seeing far enough in difficult positions over the board is something any competitive player needs to develop properly. | Pictured: Vidit Gujrathi | Photo: FIDE / Stev Bonhage