======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '314'
                                          'artist'  'Charlie Sexton'
                                     'text_people'  ''
                                         'release'  '20th Century Masters: The Best Of Charlie Sexton'
                                           'title'  "Beat's So Lonely"
                                           'quals'  ("['Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', "
 "'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['rock', 'america', '80s', 'blues rock', 'soundtrack']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '103.855'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     '20th Century Masters: The Best Of Charlie Sexton'
'TBPM' (BPM (beats per minute))                     '103.855'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         "Beat's So Lonely"
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '314000'
'TPE1' (Lead performer(s)/Soloist(s))               'Charlie Sexton'
'TPE2' (Band/orchestra/accompaniment)               'Charlie Sexton'
'TPUB' (Publisher)                                  "Universal Int'l"
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock', 'america', '80s', 'blues rock', 'soundtrack']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.28 dB'
'TXXX:replaygain_track_peak'                        '0.505300'

========================== row from database ==========================
                                              'id'  1517139
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/395-B Charlie Sexton - Beat_s So Lonely (album version).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  314
                                           'genre'  rock-unsorted
                                        'filesize'  12643469
                                           'mtime'  1620389118
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 395 Beat_s (album version) rock unsorted
                                      'tag_artist'  Charlie Sexton
                                     'tag_release'  20th Century Masters: The Best Of Charlie Sexton
                                       'tag_title'  Beat's So Lonely
                                             'bpm'  103.855
                                    'search_title'  'beat':1 'beats':3 'lonely':5 's':2 'so':4
                                   'search_artist'  'charlie':1 'sexton':2
                                  'search_release'  '20th':1 'best':6 'century':2 'charlie':8 'masters':3,4 'of':7 'sexton':9 'the':5
                                     'search_rest'  '00poprockelectronic':1 '1985':2 '395':4 'album':7,8 'beat':5 'complete':3 'rock':11 's':6 'unsorted':12 'version':9,10
                                    'search_combo'  '00poprockelectronic':17 '1985':18 '20th':8C '395':20 'album':23,24 'beat':1A,21 'beats':3A 'best':13C 'century':9C 'charlie':6B,15C 'complete':19 'lonely':5A 'masters':10C,11C 'of':14C 'rock':27 's':2A,22 'sexton':7B,16C 'so':4A 'the':12C 'unsorted':28 'version':25,26
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'america', '80s', 'blues rock', 'soundtrack']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620389117.840315  (2021-05-07 14:05:17)
                             'size'  12643469