ECMA-262 edition 4 is expected to become an ISO standard
Strict subset of ECMA-262 edition 4 defined through collaboration between WAP Forum and ECMA TC39
The best features consistent with a small footprint, but with none of the historical baggage of ECMA-262
Arrays
Objects, Classes and Types
Garbage collection
Events with try/catch/throw
Decimal arithmetic
Packages
What do you feel should be the criteria for selecting features?