======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '197'
                                          'artist'  'Terry Allen'
                                     'text_people'  ''
                                         'release'  'Tellus #21: Audio By Visual Artists'
                                           'title'  'Home On The Range'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'Q-PIANO-3', 'q-chart-1', 'q-drums-2', "
 "'q-other-2', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['country', 'singer-songwriter', 'texas', 'americana', 'usa']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '25'
                                      'tracktotal'  ''
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '131.3'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Tellus #21: Audio By Visual Artists'
'TBPM' (BPM (beats per minute))                     '131.3'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '1988'
'TIT2' (Title/songname/content description)         'Home On The Range'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Terry Allen'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '25'
'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'                                        '3'
'TXXX:lastfmtags'                                   ['country', 'singer-songwriter', 'texas', 'americana', 'usa']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.21 dB'
'TXXX:replaygain_track_peak'                        '0.523679'

========================== row from database ==========================
                                              'id'  310612
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Tellus Audio Cassette Magazine/1988 - Tellus #21 - Audio by Visual Artists/25 - Terry Allen - Home On The Range.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  197
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  4931449
                                           'mtime'  1636915954
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Cassette Magazine 1988 by 25 electronic experimental oddness
                                      'tag_artist'  Terry Allen
                                     'tag_release'  Tellus #21: Audio By Visual Artists
                                       'tag_title'  Home On The Range
                                             'bpm'  131.3
                                    'search_title'  'home':1 'on':2 'range':4 'the':3
                                   'search_artist'  'allen':2 'terry':1
                                  'search_release'  '21':2,3 'artists':7 'audio':4 'by':5 'tellus':1 'visual':6
                                     'search_rest'  '1988':3 '25':5 'by':4 'cassette':1 'electronic':6 'experimental':7 'magazine':2 'oddness':8
                                    'search_combo'  '1988':16 '21':8C,9C '25':18 'allen':6B 'artists':13C 'audio':10C 'by':11C,17 'cassette':14 'electronic':19 'experimental':20 'home':1A 'magazine':15 'oddness':21 'on':2A 'range':4A 'tellus':7C 'terry':5B 'the':3A 'visual':12C
                                    'tag_tracknum'  25
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['country', 'singer-songwriter', 'texas', 'americana', 'usa']
                                        'tag_date'  1988
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636915953.9530227  (2021-11-14 19:52:33)
                             'size'  4931449