======================== unified (from filesystem) ========================
                                         'bitrate'  '127.987'
                                        'duration'  '257'
                                          'artist'  'Fastball'
                                     'text_people'  ''
                                         'release'  'All the Pain Money Can Buy'
                                           'title'  'The Way'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['rock', 'alternative', '90s', 'alternative rock', 'pop']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '13'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio'
                                             'bpm'  '120.758'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     'All the Pain Money Can Buy'
'TBPM' (BPM (beats per minute))                     '120.758'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio'
'TDRC' (Recording time)                             '1998-03-10'
'TIT2' (Title/songname/content description)         'The Way'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Fastball'
'TPE2' (Band/orchestra/accompaniment)               'Fastball'
'TPUB' (Publisher)                                  'Hollywood Records'
'TRCK' (Track number/Position in set)               '1/13'
'TSOP' (Performer sort order)                       'Fastball'
'TSRC' (ISRC (international standard recording code))  'USHR19713001'
'TXXX:ALBUMARTISTSORT'                              'Fastball'
'TXXX:ASIN'                                         'B00000K23I'
'TXXX:BARCODE'                                      '720616213020'
'TXXX:CATALOGNUMBER'                                'HR-62130-2'
'TXXX:MusicBrainz Album Artist Id'                  'dc083bd6-41a3-436e-9e0a-28b4dc773820'
'TXXX:MusicBrainz Album Id'                         '58a38efc-17bc-4bab-ba9d-378a9eec5d8b'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'dc083bd6-41a3-436e-9e0a-28b4dc773820'
'TXXX:MusicIP PUID'                                 '6c1c1a3a-c2ca-4322-7c59-14d598a596f4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:added_timestamp'                              '128930990202923527'
'TXXX:discogstags'                                  'rock'
'TXXX:first_played_timestamp'                       '128960509741566305'
'TXXX:involved people'                              'producer'
'TXXX:last_played_timestamp'                        '129026820015512474'
'TXXX:lastfmtags'                                   ['rock', 'alternative', '90s', 'alternative rock', 'pop']
'TXXX:play_count'                                   '4'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'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'                        '-0.05 dB'
'TXXX:replaygain_track_peak'                        '0.414063'

========================== row from database ==========================
                                              'id'  1305401
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Zone Sessions Volume One-04-Fastball-The Way.mp3
                                         'working'  None
                                         'bitrate'  127
                                    'duration_sec'  257
                                           'genre'  electronic-generic or radio
                                        'filesize'  4118290
                                           'mtime'  1630248928
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Zone Sessions Volume One 04 electronic generic or radio
                                      'tag_artist'  Fastball
                                     'tag_release'  All the Pain Money Can Buy
                                       'tag_title'  The Way
                                             'bpm'  120.758
                                    'search_title'  'the':1 'way':2
                                   'search_artist'  'fastball':1
                                  'search_release'  'all':1 'buy':6 'can':5 'money':4 'pain':3 'the':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':11 'files':5,6 'generic':12 'loose':3,4 'one':10 'or':13 'radio':14 'sessions':8 'unsorted':2 'volume':9 'zone':7
                                    'search_combo'  '00poprockelectronic':10 'all':4C 'buy':9C 'can':8C 'electronic':20 'fastball':3B 'files':14,15 'generic':21 'loose':12,13 'money':7C 'one':19 'or':22 'pain':6C 'radio':23 'sessions':17 'the':1A,5C 'unsorted':11 'volume':18 'way':2A 'zone':16
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  12A
                                           '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-3', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'alternative', '90s', 'alternative rock', 'pop']
                                        'tag_date'  1998
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1630248928.3038044  (2021-08-29 16:55:28)
                             'size'  4118290