======================== unified (from filesystem) ========================
                                         'bitrate'  '104.382'
                                        'duration'  '1375'
                                          'artist'  'Air Traffic'
                                     'text_people'  ''
                                         'release'  'Fractured Life'
                                           'title'  'Your Fractured Life'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'Q-PIANO-3', 'q-chart-3', 'q-drums-2', 'q-other-2', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'british', 'indie rock', 'rock']"
                                     'discogstags'  "['indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '142.5'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Fractured Life'
'TBPM' (BPM (beats per minute))                     '142.5'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Your Fractured Life'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Air Traffic'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['indie rock', 'rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'british', 'indie rock', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.96 dB'
'TXXX:replaygain_track_peak'                        '0.478397'

========================== row from database ==========================
                                              'id'  1273856
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Air Traffic/Fractured Life/11-air_traffic-your_fractured_life_including_ghost_track_pee_wee_martini.mp3
                                         'working'  None
                                         'bitrate'  104
                                    'duration_sec'  1375
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  17946712
                                           'mtime'  1638554787
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 11 air_traffic your_fractured_life_including_ghost_track_pee_wee_martini ifs songwriter indie unsorted
                                      'tag_artist'  Air Traffic
                                     'tag_release'  Fractured Life
                                       'tag_title'  Your Fractured Life
                                             'bpm'  142.5
                                    'search_title'  'fractured':2 'life':3 'your':1
                                   'search_artist'  'air':1 'traffic':2
                                  'search_release'  'fractured':1 'life':2
                                     'search_rest'  '00singer':1 'air':4 'eos':3 'fractured':7 'ghost':10 'ifs':15 'including':9 'indie':16 'life':8 'martini':14 'pee':12 'songwriter':2 'track':11 'traffic':5 'unsorted':17 'wee':13 'your':6
                                    'search_combo'  '00singer':8 'air':4B,11 'eos':10 'fractured':2A,6C,14 'ghost':17 'ifs':22 'including':16 'indie':23 'life':3A,7C,15 'martini':21 'pee':19 'songwriter':9 'track':18 'traffic':5B,12 'unsorted':24 'wee':20 'your':1A,13
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'british', 'indie rock', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['indie rock', 'rock']

============================== file details ==============================
                                           'mtime'  1638554786.6743507  (2021-12-03 19:06:26)
                             'size'  17946712