======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '237'
                                          'artist'  'Lipps, Inc'
                                     'text_people'  ''
                                         'release'  'Billboard Top Pop Singles of 1'
                                           'title'  'Funkytown'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['disco', 'funk', '80s', 'pop', '70s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '122.659'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Billboard'
'TALB' (Album/Movie/Show title)                     'Billboard Top Pop Singles of 1'
'TBPM' (BPM (beats per minute))                     '122.659'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Funkytown'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lipps, Inc'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['disco', 'funk', '80s', 'pop', '70s']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.08 dB'
'TXXX:replaygain_track_peak'                        '0.781789'

========================== row from database ==========================
                                              'id'  1336104
                                            'path'  /data/Music/Bulk/00poprockelectronic/Billboard/Billboard Top100/1980__008 - Lipps, Inc - Funkytown.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  237
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  4746730
                                           'mtime'  1678905515
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Top100 1980__008 electronic generic or radio unsorted
                                      'tag_artist'  Lipps, Inc
                                     'tag_release'  Billboard Top Pop Singles of 1
                                       'tag_title'  Funkytown
                                             'bpm'  122.659
                                    'search_title'  'funkytown':1
                                   'search_artist'  'inc':3 'lipps':1,2
                                  'search_release'  '1':6 'billboard':1 'of':5 'pop':3 'singles':4 'top':2
                                     'search_rest'  '008':4 '00poprockelectronic':1 '1980':3 'electronic':5 'generic':6 'or':7 'radio':8 'top100':2 'unsorted':9
                                    'search_combo'  '008':14 '00poprockelectronic':11 '1':10C '1980':13 'billboard':5C 'electronic':15 'funkytown':1A 'generic':16 'inc':4B 'lipps':2B,3B 'of':9C 'or':17 'pop':7C 'radio':18 'singles':8C 'top':6C 'top100':12 'unsorted':19
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']
                                      'lastfmtags'  ['disco', 'funk', '80s', 'pop', '70s']
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678905515.1103904  (2023-03-15 19:38:35)
                             'size'  4746730