======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '209'
                                          'artist'  'Sleater-Kinney'
                                     'text_people'  ''
                                         'release'  'Live at the 9-30 Club 5-25-00'
                                           'title'  'Fortunate Son'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'riot grrrl', 'female vocalists', 'indie rock', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '21'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '145.059'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Live at the 9-30 Club 5-25-00'
'TBPM' (BPM (beats per minute))                     '145.059'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TIT2' (Title/songname/content description)         'Fortunate Son'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sleater-Kinney'
'TRCK' (Track number/Position in set)               '21'
'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'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'riot grrrl', 'female vocalists', 'indie rock', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.00 dB'
'TXXX:replaygain_track_peak'                        '0.433074'

========================== row from database ==========================
                                              'id'  1251169
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Sleater-Kinney/Sleater-Kinney - Fortunate Son (with the gossip, the butchies).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  209
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  4196689
                                           'mtime'  1621697196
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos (with gossip, butchies) ifs songwriter indie rock
                                      'tag_artist'  Sleater-Kinney
                                     'tag_release'  Live at the 9-30 Club 5-25-00
                                       'tag_title'  Fortunate Son
                                             'bpm'  145.059
                                    'search_title'  'fortunate':1 'son':2
                                   'search_artist'  'kinney':2 'sleater':1 'sleaterkinney':3
                                  'search_release'  '00':10 '25':9 '30':5 '5':8 '52500':11 '9':4 '930':6 'at':2 'club':7 'live':1 'the':3
                                     'search_rest'  '00singer':1 'butchies':8,9 'eos':3 'gossip':6,7 'ifs':10 'indie':11 'rock':12 'songwriter':2 'with':4,5
                                    'search_combo'  '00':15C '00singer':17 '25':14C '30':10C '5':13C '52500':16C '9':9C '930':11C 'at':7C 'butchies':24,25 'club':12C 'eos':19 'fortunate':1A 'gossip':22,23 'ifs':26 'indie':27 'kinney':4B 'live':6C 'rock':28 'sleater':3B 'sleaterkinney':5B 'son':2A 'songwriter':18 'the':8C 'with':20,21
                                    'tag_tracknum'  21
                                      'num_images'  0
                                             'key'  1A
                                           '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-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'riot grrrl', 'female vocalists', 'indie rock', 'rock']
                                        'tag_date'  
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621697195.6597543  (2021-05-22 17:26:35)
                             'size'  4196689