- if select() returns an error, fep
- FILE* leaked in process.factor
- fix remaining HTML stream issues
- help cross-referencing
- UI browser pane needs 'back' button
- runtime primitives like fopen: check for null input
- port ffi to win64
- fix up the min thumb size hack
- the invalid recursion form case needs to be fixed, for inlines too
- code walker & exceptions
- signal handler should not lose stack pointers
- FIELD: char key_vector[32];
- FIELD: union { char b[20]; short s[10]; long l[5]; } data;
- MEMBER: long pad[24];
- C structs, enums, unions: use new-style string mode parsing
- ffi unicode strings: null char security hole
- utf16 string boxing
- [ [ dup call ] dup call ] infer hangs
- slice: if sequence or seq start is changed, abstraction violation
- out of memory error when printing global namespace
- delegating generic words with a non-standard picker
- code gc
- stream server can hang because of exception handler limitations
- better i/o scheduler
- if two tasks write to a unix stream, the buffer can overflow
- make 3.4 bits>double an error

- 2220.446049250313 [ dup float? [ tanh ] when ] 
  - call and compile-1 give  C{ 0.0/0.0 0.0/0.0 }  0.0/0.0
- 2.718281828459045e+19 [ dup float? [ sech ] when ]
  - call/compile-1:  C{ 0.0/0.0 0.0/0.0 }  0.0
- 0.0/0.0 next-power-of-2 never terminates -- comparison always returns false
- 0.0/0.0 >fixnum .  -> 0    0.0/0.0 >bignum .  -> 0

- httpd crash
- "localhost" 50 <client> won't fail
- major GC while downloading files
- out of memory from ffi calls
- out of memory from overflow check