map the arrow keys to JKLI with `cntrl` and jump code blocks with `cntrl`-`option`-K, `cntrl`-`option`-I

my sublime text keyboard mapping

[
    { "keys": ["ctrl+j"], "command": "move", "args": {"by": "words", "forward": false} },
    { "keys": ["ctrl+l"], "command": "move", "args": {"by": "words", "forward": true} },
    { "keys": ["ctrl+k"], "command": "move", "args": {"by": "lines", "forward": true} },
    { "keys": ["ctrl+i"], "command": "move", "args": {"by": "lines", "forward": false} },


    { "keys": ["ctrl+alt+j"], "command": "move", "args": {"by": "words", "forward": false} },
    { "keys": ["ctrl+alt+l"], "command": "move", "args": {"by": "words", "forward": true} },
    { "keys": ["ctrl+alt+k"], "command": "move", "args": {"by": "stops", "empty_line": true, "forward": true} },
    { "keys": ["ctrl+alt+i"], "command": "move", "args": {"by": "stops", "empty_line": true, "forward": false} },

    { "keys": ["alt+j"], "command": "move", "args": {"by": "characters", "forward": false} },
    { "keys": ["alt+l"], "command": "move", "args": {"by": "characters", "forward": true} },
    { "keys": ["alt+k"], "command": "move", "args": {"by": "lines", "forward": true} },
    { "keys": ["alt+i"], "command": "move", "args": {"by": "lines", "forward": false} },

    { "keys": ["shift+ctrl+j"], "command": "move", "args": {"by": "words", "forward": false, "extend": true} },
    { "keys": ["shift+ctrl+l"], "command": "move", "args": {"by": "words", "forward": true, "extend": true} },
    { "keys": ["shift+ctrl+k"], "command": "move", "args": {"by": "lines", "forward": true, "extend": true} },
    { "keys": ["shift+ctrl+i"], "command": "move", "args": {"by": "lines", "forward": false, "extend": true} },

    { "keys": ["shift+ctrl+alt+j"], "command": "move", "args": {"by": "words", "forward": false, "extend": true} },
    { "keys": ["shift+ctrl+alt+l"], "command": "move", "args": {"by": "words", "forward": true, "extend": true} },
    { "keys": ["shift+ctrl+alt+k"], "command": "move", "args": {"by": "stops", "empty_line": true, "forward": true, "extend": true} },
    { "keys": ["shift+ctrl+alt+i"], "command": "move", "args": {"by": "stops", "empty_line": true, "forward": false, "extend": true} },

    { "keys": ["shift+alt+j"], "command": "move", "args": {"by": "characters", "forward": false, "extend": true} },
    { "keys": ["shift+alt+l"], "command": "move", "args": {"by": "characters", "forward": true, "extend": true} },
    { "keys": ["shift+alt+k"], "command": "move", "args": {"by": "lines", "forward": true, "extend": true} },
    { "keys": ["shift+alt+i"], "command": "move", "args": {"by": "lines", "forward": false, "extend": true} },

    {"keys": ["alt+space"], "command": "insert", "args": {"characters": " "}}
]

Great. Note however, that ALT + L is used in many latin-extended countries to create special chars eg. ł