======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '191'
                                          'artist'  'Lonesome.Organist'
                                     'text_people'  ''
                                         'release'  'Cavalcade'
                                           'title'  'Lap Steel'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'robertitus coleccion', 'acoustic', 'organ', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness;set-pl-mor'
                                             'bpm'  '145.8'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Cavalcade'
'TBPM' (BPM (beats per minute))                     '145.8'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-oddness', 'set-pl-mor']
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Lap Steel'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lonesome.Organist'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['instrumental', 'robertitus coleccion', 'acoustic', 'organ', 'experimental']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.93 dB'
'TXXX:replaygain_track_peak'                        '0.566246'

========================== row from database ==========================
                                              'id'  1368099
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Lonesome.Organist - The Lonesome Organist - 1999 - Cavalcade (Thrill Jockey) [192k]/16-Lonesome.Organist--Lap_Steel.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  191
                                           'genre'  electronic-experimental-oddness;set-pl-mor
                                        'filesize'  4609653
                                           'mtime'  1628358070
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm The 1999 (Thrill Jockey) [192k] 16 Lap_Steel electronic experimental oddness;set pl mor
                                      'tag_artist'  Lonesome.Organist
                                     'tag_release'  Cavalcade
                                       'tag_title'  Lap Steel
                                             'bpm'  145.8
                                    'search_title'  'lap':1 'steel':2
                                   'search_artist'  'lonesome':1 'lonesomeorganist':3 'organist':2
                                  'search_release'  'cavalcade':1
                                     'search_rest'  '192k':7,8 '1999':2 'electronic':11 'experimental':12 'jockey':5,6 'lap':9 'mor':18 'oddness':13,15 'pl':17 'set':14,16 'steel':10 'the':1 'thrill':3,4
                                    'search_combo'  '192k':13,14 '1999':8 'cavalcade':6C 'electronic':17 'experimental':18 'jockey':11,12 'lap':1A,15 'lonesome':3B 'lonesomeorganist':5B 'mor':24 'oddness':19,21 'organist':4B 'pl':23 'set':20,22 'steel':2A,16 'the':7 'thrill':9,10
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'robertitus coleccion', 'acoustic', 'organ', 'experimental']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628358069.544316  (2021-08-07 19:41:09)
                             'size'  4609653