| config commands                          | $config                                                                                                                                                                                                            |
| `$nu.env`                                | `$nu.env` is now `$env`                                                                                                                                                                                            |
| $nu.path                                 | `$env.PATH`/`$env.Path` <- can do more in config.nu                                                                                                                                                                |
| $nu.lang                                 | $nu.scope.commands                                                                                                                                                                                                 |
| str to-int                               | into int                                                                                                                                                                                                           |
| `$nu.env.PROMPT_COMMAND` is a string     | `$env.PROMPT_COMMAND` is a block or a string                                                                                                                                                                       |
| get (has auto flatten)                   | get doesn't auto flatten                                                                                                                                                                                           |
| to json                                  | to json is formatted as 'pretty'                                                                                                                                                                                   |
| environment variable is a string         | environment variable can be any value                                                                                                                                                                              |
| `tags`                                   | `tags` is now `metadata`                                                                                                                                                                                           |
| bigint/bigdecimal                        | engine-q uses machine i64 and f64                                                                                                                                                                                  |
| File, Dir in `ls`                        | file, dir in `ls`                                                                                                                                                                                                  |
| binaryview                               | binaryview has been removed (it may be an optional plugin in the future)                                                                                                                                           |
| textview                                 | textview is removed. Install `bat` to view source files, or pipe the output into `less`                                                                                                                            |
| dataframe                                | dfr                                                                                                                                                                                                                |
| shells: `active`, `name`, `path` columns | shells: `active`, `path` columns                                                                                                                                                                                   |