======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '198'
                                          'artist'  'Johnny Cash'
                                     'text_people'  ''
                                         'release'  'The Mystery Of Life'
                                           'title'  'Beans For Breakfast'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
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 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['country', 'singer songwritergdchill', 'cover', 'singer songwriter']"
                                     'discogstags'  "['rock', 'country', 'country rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '11'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'set-th-novelty'
                                             'bpm'  '97.318'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 0000087D 00000821 00009358 0000A7B9 000192A7 0001928D 000067C8 00006738 '
 '0000FF9C 0000FF9C')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000A2C 0000000000855144 00000000 004880D1 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '11+97F9EB4F9AD1B4DE7858E4B6E786D387+2706453'
'TALB' (Album/Movie/Show title)                     'The Mystery Of Life'
'TBPM' (BPM (beats per minute))                     '97.318'
'TCON' (Content type, a.k.a. Genre)                 'set-th-novelty'
'TDRC' (Recording time)                             '1993'
'TENC' (Encoded by)                                 'iTunes 8.0.2'
'TIT2' (Title/songname/content description)         'Beans For Breakfast'
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'Johnny Cash'
'TRCK' (Track number/Position in set)               '5/11'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'country', 'country rock']
'TXXX:lastfmtags'                                   ['country', 'singer songwritergdchill', 'cover', 'singer songwriter']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.03 dB'
'TXXX:replaygain_track_peak'                        '0.470577'

========================== row from database ==========================
                                              'id'  759436
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Zimelis [Chow, Baby!]/Johnny Cash - Beans For Breakfast.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  198
                                           'genre'  set-th-novelty
                                        'filesize'  4758793
                                           'mtime'  1676052917
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Zimelis [Chow, Baby!] set th novelty
                                      'tag_artist'  Johnny Cash
                                     'tag_release'  The Mystery Of Life
                                       'tag_title'  Beans For Breakfast
                                             'bpm'  97.318
                                    'search_title'  'beans':1 'breakfast':3 'for':2
                                   'search_artist'  'cash':2 'johnny':1
                                  'search_release'  'life':4 'mystery':2 'of':3 'the':1
                                     'search_rest'  'baby':8,9 'chow':6,7 'country':4 'exotica':2 'jazz':1 'novelty':12 'oldies':3 'set':10 'th':11 'zimelis':5
                                    'search_combo'  'baby':17,18 'beans':1A 'breakfast':3A 'cash':5B 'chow':15,16 'country':13 'exotica':11 'for':2A 'jazz':10 'johnny':4B 'life':9C 'mystery':7C 'novelty':21 'of':8C 'oldies':12 'set':19 'th':20 'the':6C 'zimelis':14
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['country', 'singer songwritergdchill', 'cover', 'singer songwriter']
                                        'tag_date'  1993
                                     'discogstags'  ['rock', 'country', 'country rock']

============================== file details ==============================
                                           'mtime'  1676052917.3821888  (2023-02-10 19:15:17)
                             'size'  4758793