======================== unified (from filesystem) ========================
                                         'bitrate'  '320.021'
                                        'duration'  '158'
                                          'artist'  'José González'
                                     'text_people'  ''
                                         'release'  'Ministry of Sound: Chilled 199'
                                           'title'  'Heartbeats'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['indie', 'acoustic', 'swedish', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '90.090'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Ministry of Sound: Chilled 199'
'TBPM' (BPM (beats per minute))                     '90.090'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Heartbeats'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'José González'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '16'
'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:lastfmtags'                                   ['indie', 'acoustic', 'swedish', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.22 dB'
'TXXX:replaygain_track_peak'                        '0.589298'

========================== row from database ==========================
                                              'id'  1330601
                                            'path'  /data/Music/Bulk/00poprockelectronic/Chilled/Chilled 1991-2008 Disc 2 mp3/16 - Jose Gonzalez - Heartbeats.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  158
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  6337255
                                           'mtime'  1636921373
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1991 2008 Disc 2 mp3 16 Jose Gonzalez electronic generic or radio dance
                                      'tag_artist'  José González
                                     'tag_release'  Ministry of Sound: Chilled 199
                                       'tag_title'  Heartbeats
                                             'bpm'  90.09
                                    'search_title'  'heartbeats':1
                                   'search_artist'  'gonzalez':3,4 'jose':1,2
                                  'search_release'  '199':6 'chilled':5 'ministry':1 'of':2 'sound':3,4
                                     'search_rest'  '00poprockelectronic':1 '1991':2 '2':5 '2008':3 'dance':13 'disc':4 'electronic':9 'generic':10 'gonzalez':8 'jose':7 'mp3':6 'or':11 'radio':12
                                    'search_combo'  '00poprockelectronic':12 '199':11C '1991':13 '2':16 '2008':14 'chilled':10C 'dance':24 'disc':15 'electronic':20 'generic':21 'gonzalez':4B,5B,19 'heartbeats':1A 'jose':2B,3B,18 'ministry':6C 'mp3':17 'of':7C 'or':22 'radio':23 'sound':8C,9C
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-3', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'acoustic', 'swedish', 'folk', 'singer songwriter']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636921373.0506809  (2021-11-14 21:22:53)
                             'size'  6337255