Also, Lua's C API for interfacing Lua and C is very pleasant to work with. I did not really get why Lua was so popular until I used it as a scripting/extension

Also, Lua's C API for interfacing Lua and C is very pleasant to work with. I did not really get why Lua was so popular until I used it as a scripting/extension language in a small toy project. That was an eye-opener!