One of my criteria for choosing a theme for source highlighting is that it not make keywords both bright and bold at the same time, which makes code harder to r

One of my criteria for choosing a theme for source highlighting is that it not make keywords both bright and bold at the same time, which makes code harder to read and to scan. A startling number of themes do this. Judicious, typographically aware use of bold and italic or oblique in source highlighting can be a wonderful thing.