======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '242'
                                          'artist'  'Skeewiff'
                                     'text_people'  ''
                                         'release'  'Cruise Control'
                                           'title'  'Booty Shaker'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['breakbeat', 'lounge', 'electronic', 'big beat', 'funk']"
                                     'discogstags'  "['electronic', 'big beat']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-bigbeat'
                                             'bpm'  '91.971'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Cruise Control'
'TBPM' (BPM (beats per minute))                     '91.971'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-bigbeat'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Booty Shaker'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Skeewiff'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'big beat']
'TXXX:lastfmtags'                                   ['breakbeat', 'lounge', 'electronic', 'big beat', 'funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.40 dB'
'TXXX:replaygain_track_peak'                        '0.546749'

========================== row from database ==========================
                                              'id'  1407936
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Skeewiff/Cruise Control/skeewiff - cruise control [13] - booty shaker.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  242
                                           'genre'  electronic-generic or radio-bigbeat
                                        'filesize'  5814305
                                           'mtime'  1636921365
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat skeewiff cruise control [13] booty shaker electronic generic or radio bigbeat
                                      'tag_artist'  Skeewiff
                                     'tag_release'  Cruise Control
                                       'tag_title'  Booty Shaker
                                             'bpm'  91.971
                                    'search_title'  'booty':1 'shaker':2
                                   'search_artist'  'skeewiff':1
                                  'search_release'  'control':2 'cruise':1
                                     'search_rest'  '00poprockelectronic':1 '13':8,9 'bigbeat':15 'booty':10 'control':7 'cruise':6 'dance':3 'electronic':12 'generic':2 'or':13 'radio':14 'shaker':11 'skeewiff':5 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':6 '13':13,14 'bigbeat':20 'booty':1A,15 'control':5C,12 'cruise':4C,11 'dance':8 'electronic':17 'generic':7 'or':18 'radio':19 'shaker':2A,16 'skeewiff':3B,10 'trapbeat':9
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['breakbeat', 'lounge', 'electronic', 'big beat', 'funk']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic', 'big beat']

============================== file details ==============================
                                           'mtime'  1636921364.887043  (2021-11-14 21:22:44)
                             'size'  5814305