intermediation, a comforting simplicity, that you just don't get from Visa.
Their collection featured grungy lace looks and leather-heavy co-ords, leaning on a colour palette that was moody and dark.
This fragmentation hurts portability. Code that performs well on one runtime may behave differently (or poorly) on another, even though it's using "standard" APIs. The complexity burden on runtime implementers is substantial, and the subtle behavioral differences create friction for developers trying to write cross-runtime code, particularly those maintaining frameworks that must be able to run efficiently across many runtime environments.
功能特性：支持多源异构与复杂网络环境