Some limitations (?): are no global data; no shared data; all data is immutable; the modules are different from CL packages; functions can't have variable numbe

Some limitations (?): are no global data; no shared data; all data is immutable; the modules are different from CL packages; functions can't have variable number of arguments[]. It does however have support for decent pattern matching and full access to all of Erlang's concurrency, fault-tolerance and scalability properties. Plus real macros as god intended. [] The macro handling can go part way to hide this.