======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '187'
                                          'artist'  'Joni Mitchell'
                                     'text_people'  ''
                                         'release'  'Songs Of A Prairie Girl (Remastered)'
                                           'title'  'Raised On Robbery'
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                                      'lastfmtags'  "['acoustic', 'canadian', 'female vocalists', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk;ifs-songwriter-eos'
                                             'bpm'  '95.124'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Songs Of A Prairie Girl (Remastered)'
'TBPM' (BPM (beats per minute))                     '95.124'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-folk', 'ifs-songwriter-eos']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Raised On Robbery'
'TKEY' (Initial key)                                '8B'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Joni Mitchell'
'TPE2' (Band/orchestra/accompaniment)               'Joni Mitchell'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['acoustic', 'canadian', 'female vocalists', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.39 dB'
'TXXX:replaygain_track_peak'                        '0.375039'

========================== row from database ==========================
                                              'id'  185965
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Joni Mitchell/2005 - Songs Of A Prairie Girl (Remastered)/07 - Raised On Robbery.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  187
                                           'genre'  ifs-songwriter-folk;ifs-songwriter-eos
                                        'filesize'  7518080
                                           'mtime'  1636400360
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 2005 07 ifs songwriter folk;ifs songwriter eos
                                      'tag_artist'  Joni Mitchell
                                     'tag_release'  Songs Of A Prairie Girl (Remastered)
                                       'tag_title'  Raised On Robbery
                                             'bpm'  95.124
                                    'search_title'  'on':2 'raised':1 'robbery':3
                                   'search_artist'  'joni':1 'mitchell':2
                                  'search_release'  'a':3 'girl':5 'of':2 'prairie':4 'remastered':6,7 'songs':1
                                     'search_rest'  '00singer':1 '2005':4 'eos':3 'folk':6,8 'ifs':5,7,9 'songwriter':2
                                    'search_combo'  '00singer':13 '2005':16 'a':8C 'eos':15 'folk':18,20 'girl':10C 'ifs':17,19,21 'joni':4B 'mitchell':5B 'of':7C 'on':2A 'prairie':9C 'raised':1A 'remastered':11C,12C 'robbery':3A 'songs':6C 'songwriter':14
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['acoustic', 'canadian', 'female vocalists', 'folk', 'singer songwriter']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636400359.974962  (2021-11-08 20:39:19)
                             'size'  7518080